diff --git a/glide.yaml b/glide.yaml
index cea68096e153486670e41f0393c4e204a8782a91..3204a9212bb992294dd75bdecbbab38ebfae71eb 100644
--- a/glide.yaml
+++ b/glide.yaml
@@ -67,3 +67,4 @@ import:
 - package: github.com/facebookgo/symwalk
 - package: github.com/naoina/toml
   version: ~0.1.0
+- package: github.com/naoina/go-stringutil