diff --git a/go.mod b/go.mod
index ea996a5..1f57408 100644
--- a/go.mod
+++ b/go.mod
@@ -1,3 +1,3 @@
 module github.com/nekketsuuu/lambda2pi
 
-require golang.org/x/tools v0.0.0-20190206041539-40960b6deb8e // indirect
+require golang.org/x/tools v0.0.0-20190206041539-40960b6deb8e