diff --git a/Gemfile.lock b/Gemfile.lock
index a83e3d6..d8d7e3f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -11,7 +11,7 @@ GEM
     coderay (1.1.3)
     diff-lcs (1.4.4)
     docile (1.3.5)
-    gem-release (2.2.1)
+    gem-release (2.2.2)
     method_source (1.0.0)
     parallel (1.20.1)
     parser (3.0.1.1)