diff --git a/Gemfile.lock b/Gemfile.lock
index 6ceaf6f..c6d5146 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -11,7 +11,7 @@ GEM
     coderay (1.1.2)
     diff-lcs (1.3)
     docile (1.3.2)
-    gem-release (2.1.1)
+    gem-release (2.2.0)
     jaro_winkler (1.5.4)
     json (2.3.0)
     method_source (0.9.2)