diff --git a/Gemfile.lock b/Gemfile.lock
index a4e9872..320981d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -123,7 +123,7 @@ GEM
       logger (~> 1.5)
     coderay (1.1.3)
     concurrent-ruby (1.3.5)
-    connection_pool (2.5.4)
+    connection_pool (2.5.5)
     coveralls (0.7.1)
       multi_json (~> 1.3)
       rest-client