diff --git a/Gemfile.lock b/Gemfile.lock
index 584cb4e9487..4e9fe2cbc1c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -92,7 +92,7 @@ GEM
       ffi (~> 1.0)
     rexml (3.2.4)
     rouge (3.26.0)
-    ruby-enum (0.8.0)
+    ruby-enum (0.9.0)
       i18n
     ruby2_keywords (0.0.4)
     safe_yaml (1.0.5)