diff --git a/.circleci/config.yml b/.circleci/config.yml
index b757ceb23..699be66ac 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -5,7 +5,7 @@ executors:
     parameters:
       version:
         type: string
-        default: "1.14.10"
+        default: "1.15.5"
       resource_class:
         type: string
         default: medium
@@ -84,7 +84,7 @@ jobs:
         default: medium
       golang_version:
         type: string
-        default: "1.14.10"
+        default: "1.15.5"
       shard_width:
         type: string
         default: "20"
@@ -222,7 +222,7 @@ workflows:
           requires:
             - linter
             - check-license-headers
-            - test-golang-1.14.10
+            - test-golang-1.15.5
       - dockerhub-upload-unstable:
           context: molecula
           requires: