diff --git a/Gemfile b/Gemfile
index 0db0973..a7f0cec 100644
--- a/Gemfile
+++ b/Gemfile
@@ -13,7 +13,7 @@ gem "sprockets-rails"
 gem "sqlite3", "~> 2.0"
 
 # Use the Puma web server [https://github.com/puma/puma]
-gem "puma", "~> 7.0"
+gem "puma", "~> 5.0"
 
 # Use JavaScript with ESM import maps [https://github.com/rails/importmap-rails]
 gem "importmap-rails"