diff --git a/Gemfile b/Gemfile
index 41c294010..7eafc4740 100644
--- a/Gemfile
+++ b/Gemfile
@@ -13,7 +13,7 @@ gem 'thor', '~> 1.2'
 gem 'rack', '~> 2.2.6'
 
 gem 'hamlit-rails', '~> 0.2'
-gem 'pg', '~> 1.4'
+gem 'pg', '~> 1.5'
 gem 'makara', '~> 0.5'
 gem 'pghero'
 gem 'dotenv-rails', '~> 2.8'
diff --git a/Gemfile.lock b/Gemfile.lock
index 987f7d80d..d34529456 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -468,7 +468,7 @@ GEM
     parslet (2.0.0)
     pastel (0.8.0)
       tty-color (~> 0.5)
-    pg (1.4.5)
+    pg (1.5.3)
     pghero (3.1.0)
       activerecord (>= 6)
     pkg-config (1.5.1)
@@ -831,7 +831,7 @@ DEPENDENCIES
   omniauth-saml (~> 1.10)
   ox (~> 2.14)
   parslet
-  pg (~> 1.4)
+  pg (~> 1.5)
   pghero
   pkg-config (~> 1.5)
   posix-spawn