diff --git a/go.mod b/go.mod
index d58193a..8019012 100644
--- a/go.mod
+++ b/go.mod
@@ -1,5 +1,5 @@
 module github.com/NYTimes/gziphandler
 
-go 1.12
+go 1.11
 
 require github.com/stretchr/testify v1.3.0