diff --git a/Gemfile.lock b/Gemfile.lock
index 972800f6..2f4440bf 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -213,7 +213,7 @@ GEM
     parser (3.3.4.2)
       ast (~> 2.4.1)
       racc
-    pg (1.5.6)
+    pg (1.5.7)
     popper_js (2.11.8)
     pry (0.14.2)
       coderay (~> 1.1)