diff --git a/Gemfile.lock b/Gemfile.lock
index 06c3207def..e59117a239 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -331,7 +331,7 @@ GEM
     parser (3.3.3.0)
       ast (~> 2.4.1)
       racc
-    pg (1.5.6)
+    pg (1.5.7)
     pry (0.14.2)
       coderay (~> 1.1)
       method_source (~> 1.0)