diff --git a/Gemfile.lock b/Gemfile.lock
index 3fcd5b7..10e1171 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -203,7 +203,7 @@ GEM
     parallel (1.12.1)
     parser (2.5.1.2)
       ast (~> 2.4.0)
-    pg (1.0.0)
+    pg (1.1.3)
     poltergeist (1.18.1)
       capybara (>= 2.1, < 4)
       cliver (~> 0.3.1)