diff --git a/go.mod b/go.mod
index 883b3ca9e..e8a9ae2cc 100644
--- a/go.mod
+++ b/go.mod
@@ -43,3 +43,5 @@ require (
 	modernc.org/mathutil v1.0.0
 	modernc.org/strutil v1.0.0
 )
+
+go 1.11