diff --git a/Gemfile.lock b/Gemfile.lock
index aa76f69..619ac4b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -131,7 +131,7 @@ GEM
     parser (3.3.0.5)
       ast (~> 2.4.1)
       racc
-    pg (1.5.5)
+    pg (1.5.6)
     prism (0.24.0)
     pry (0.14.2)
       coderay (~> 1.1)