diff --git a/backend/Gemfile.lock b/backend/Gemfile.lock
index 60b61ffa..cecc0940 100644
--- a/backend/Gemfile.lock
+++ b/backend/Gemfile.lock
@@ -102,7 +102,7 @@ GEM
     nio4r (2.5.2)
     nokogiri (1.10.9)
       mini_portile2 (~> 2.4.0)
-    pg (1.1.4)
+    pg (1.2.2)
     public_suffix (4.0.1)
     puma (4.3.3)
       nio4r (~> 2.0)