diff --git a/.circleci/config.yml b/.circleci/config.yml
index aa6da2fda..677f1a57c 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -30,6 +30,11 @@ jobs:
       - *fast-checkout
       - run: make install-gometalinter
       - run: make gometalinter
+  check-license-headers:
+    <<: *defaults
+    steps:
+      - *fast-checkout
+      - run: make check-license-headers
   test-build-arm:
     <<: *defaults
     steps:
@@ -123,6 +128,9 @@ workflows:
       - linter:
           requires:
             - setup
+      - check-license-headers:
+          requires:
+            - setup
       - test-build-arm:
           requires:
             - setup
@@ -144,10 +152,12 @@ workflows:
       - prerelease:
           requires:
             - linter
+            - check-license-headers
             - test-golang-1.12
       - release:
           requires:
             - linter
+            - check-license-headers
             - test-golang-1.12
           filters:
             tags:
@@ -160,4 +170,5 @@ workflows:
       - dockerhub-upload:
           requires:
             - linter
+            - check-license-headers
             - test-golang-1.12
diff --git a/Makefile b/Makefile
index 456456a7b..f3f1ab608 100644
--- a/Makefile
+++ b/Makefile
@@ -16,6 +16,7 @@ RELEASE_ENABLED = $(subst 0,,$(RELEASE))
 BUILD_TAGS += $(if $(ENTERPRISE_ENABLED),enterprise)
 BUILD_TAGS += $(if $(RELEASE_ENABLED),release)
 BUILD_TAGS += shardwidth$(SHARD_WIDTH)
+LICENSE_HASH=$(shell head -13 pilosa.go | shasum | cut -f 1 -d " ")
 export GO111MODULE=on
 
 # Run tests and compile Pilosa
@@ -153,6 +154,12 @@ gometalinter: require-gometalinter vendor
 	    --exclude "^pql/pql.peg.go" \
 	    ./...
 
+# Verify that all Go files have license header
+check-license-headers:
+	@! find . -name '*.go' | grep -v '^./vendor' | while read fn;\
+	    do [[ `head -13 $$fn | shasum | cut -f 1 -d " "` == $(LICENSE_HASH) ]] || echo $$fn; done | \
+	    grep -v apimethod_string.go | grep -v pb.go | grep -v peg.go | grep -v lru.go | grep -v btree
+
 ######################
 # Build dependencies #
 ######################
diff --git a/client.go b/client.go
index 3762a27b9..3d09c2e08 100644
--- a/client.go
+++ b/client.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package pilosa
 
 import (
diff --git a/enterprise/enterprise.go b/enterprise/enterprise.go
index a75223801..2075f7a4d 100644
--- a/enterprise/enterprise.go
+++ b/enterprise/enterprise.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 // Copyright (c) 2018 Pilosa Corp. All rights reserved.
 //
 // This file is part of Pilosa Enterprise Edition.
diff --git a/executor_internal_test.go b/executor_internal_test.go
index 4177968d5..ffb091d49 100644
--- a/executor_internal_test.go
+++ b/executor_internal_test.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package pilosa
 
 import (
diff --git a/handler.go b/handler.go
index 5a452ce96..9089fd778 100644
--- a/handler.go
+++ b/handler.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package pilosa
 
 import (
diff --git a/http/translator.go b/http/translator.go
index 3a2acae04..251715ede 100644
--- a/http/translator.go
+++ b/http/translator.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package http
 
 import (
diff --git a/http/translator_test.go b/http/translator_test.go
index ce96b3c2c..bec2089a5 100644
--- a/http/translator_test.go
+++ b/http/translator_test.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package http_test
 
 import (
diff --git a/inmem/translator.go b/inmem/translator.go
index 4e1e96b55..c5f976ea2 100644
--- a/inmem/translator.go
+++ b/inmem/translator.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package inmem
 
 import (
diff --git a/inmem/translator_test.go b/inmem/translator_test.go
index d4d232566..0a7c6eb34 100644
--- a/inmem/translator_test.go
+++ b/inmem/translator_test.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package inmem_test
 
 import (
diff --git a/internal/clustertests/cluster_test.go b/internal/clustertests/cluster_test.go
index f01835c10..612189c1b 100644
--- a/internal/clustertests/cluster_test.go
+++ b/internal/clustertests/cluster_test.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package clustertest
 
 import (
diff --git a/mock/mock.go b/mock/mock.go
index 97ebf8641..60fdfd200 100644
--- a/mock/mock.go
+++ b/mock/mock.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package mock
 
 import "sync"
diff --git a/mock/translator.go b/mock/translator.go
index 7a63d8cf0..ca5ef1e8e 100644
--- a/mock/translator.go
+++ b/mock/translator.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package mock
 
 import (
diff --git a/roaring/container_stash.go b/roaring/container_stash.go
index 9d3f82302..728730d64 100644
--- a/roaring/container_stash.go
+++ b/roaring/container_stash.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package roaring
 
 import (
diff --git a/roaring/containers.go b/roaring/containers.go
index cc9a09ec5..dc5d4118d 100644
--- a/roaring/containers.go
+++ b/roaring/containers.go
@@ -1,4 +1,4 @@
-// Copyright (C) 2017-2018 Pilosa Corp. All rights reserved.
+// Copyright 2017 Pilosa Corp.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/roaring/containers_btree.go b/roaring/containers_btree.go
index fb29a6d08..1d08f598c 100644
--- a/roaring/containers_btree.go
+++ b/roaring/containers_btree.go
@@ -1,4 +1,4 @@
-// Copyright (C) 2017-2018 Pilosa Corp. All rights reserved.
+// Copyright 2017 Pilosa Corp.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/roaring/containers_test.go b/roaring/containers_test.go
index 9c8bedd22..ad95f2f79 100644
--- a/roaring/containers_test.go
+++ b/roaring/containers_test.go
@@ -1,4 +1,4 @@
-// Copyright (C) 2017-2018 Pilosa Corp. All rights reserved.
+// Copyright 2017 Pilosa Corp.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/roaring/inst.go b/roaring/inst.go
index c0a5771d9..f9eaf2831 100644
--- a/roaring/inst.go
+++ b/roaring/inst.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 // +build btreeInstrumentation
 
 package roaring
diff --git a/roaring/nop_inst.go b/roaring/nop_inst.go
index 7a945cb6d..b5cd94458 100644
--- a/roaring/nop_inst.go
+++ b/roaring/nop_inst.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 // +build !btreeInstrumentation
 
 package roaring
diff --git a/roaring/roaring_nop_paranoia.go b/roaring/roaring_nop_paranoia.go
index ce9af8d54..6f2fa354b 100644
--- a/roaring/roaring_nop_paranoia.go
+++ b/roaring/roaring_nop_paranoia.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 // +build !roaringparanoia
 
 package roaring
diff --git a/roaring/roaring_nop_stats.go b/roaring/roaring_nop_stats.go
index c9e029ab7..2b1506953 100644
--- a/roaring/roaring_nop_stats.go
+++ b/roaring/roaring_nop_stats.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 // +build !roaringstats
 
 package roaring
diff --git a/roaring/roaring_paranoia.go b/roaring/roaring_paranoia.go
index 910e1bd40..6f7d0c57e 100644
--- a/roaring/roaring_paranoia.go
+++ b/roaring/roaring_paranoia.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 // +build roaringparanoia
 
 package roaring
diff --git a/roaring/roaring_stats.go b/roaring/roaring_stats.go
index fd8ade91f..046c0f087 100644
--- a/roaring/roaring_stats.go
+++ b/roaring/roaring_stats.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 // +build roaringstats
 
 package roaring
diff --git a/server/enterprise.go b/server/enterprise.go
index 6dd3e5540..021c00e7c 100644
--- a/server/enterprise.go
+++ b/server/enterprise.go
@@ -1,4 +1,4 @@
-// Copyright (C) 2017-2018 Pilosa Corp. All rights reserved.
+// Copyright 2017 Pilosa Corp.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/server/setup_logger.go b/server/setup_logger.go
index 06d61eced..3473faa43 100644
--- a/server/setup_logger.go
+++ b/server/setup_logger.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 // +build !arm64
 
 package server
diff --git a/server/setup_logger_arm64.go b/server/setup_logger_arm64.go
index dd6718741..090ac1395 100644
--- a/server/setup_logger_arm64.go
+++ b/server/setup_logger_arm64.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package server
 
 import (
diff --git a/syswrap/mmap.go b/syswrap/mmap.go
index a13dff8af..95e819999 100644
--- a/syswrap/mmap.go
+++ b/syswrap/mmap.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 // Package syswrap wraps syscalls (just mmap right now) in order to impose a
 // global in-process limit on the maximum number of active mmaps.
 package syswrap
diff --git a/syswrap/os.go b/syswrap/os.go
index 8916d593b..1704b0759 100644
--- a/syswrap/os.go
+++ b/syswrap/os.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package syswrap
 
 import (
diff --git a/toml/toml.go b/toml/toml.go
index 5193ad787..acfb93079 100644
--- a/toml/toml.go
+++ b/toml/toml.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package toml
 
 import "time"
diff --git a/tracing/opentracing/opentracing.go b/tracing/opentracing/opentracing.go
index aacc42d6e..47ec439fc 100644
--- a/tracing/opentracing/opentracing.go
+++ b/tracing/opentracing/opentracing.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package opentracing
 
 import (
diff --git a/tracing/tracing.go b/tracing/tracing.go
index 5792dd7ca..3625166b0 100644
--- a/tracing/tracing.go
+++ b/tracing/tracing.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package tracing
 
 import (
diff --git a/translate.go b/translate.go
index db129cd8f..6a49e4a7a 100644
--- a/translate.go
+++ b/translate.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package pilosa
 
 import (
diff --git a/translate_test.go b/translate_test.go
index 2b5d35a49..a2f0b0268 100644
--- a/translate_test.go
+++ b/translate_test.go
@@ -1,3 +1,17 @@
+// Copyright 2017 Pilosa Corp.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package pilosa_test
 
 import (
diff --git a/utils_internal_test.go b/utils_internal_test.go
index bf98f08a8..321f4846d 100644
--- a/utils_internal_test.go
+++ b/utils_internal_test.go
@@ -1,4 +1,4 @@
-// Copyright (C) 2017-2018 Pilosa Corp. All rights reserved.
+// Copyright 2017 Pilosa Corp.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.