diff --git a/Gemfile b/Gemfile
index 8f806ebc..357a2dd7 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,7 +6,7 @@ gem "i18n-js", "4.0"
 gem "rails", "~> 7.0.8"
 gem "rails-i18n", "~> 7.0"
 
-gem "cssbundling-rails", "~> 1.3"
+gem "cssbundling-rails", "~> 1.4"
 gem "jsbundling-rails", "~> 1.3"
 gem "sassc-rails"
 gem "sprockets", "~> 4.2"
diff --git a/Gemfile.lock b/Gemfile.lock
index b1d3a425..dc85d7f9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -121,7 +121,7 @@ GEM
     concurrent-ruby (1.2.3)
     connection_pool (2.4.1)
     crass (1.0.6)
-    cssbundling-rails (1.3.3)
+    cssbundling-rails (1.4.0)
       railties (>= 6.0.0)
     database_cleaner (2.0.2)
       database_cleaner-active_record (>= 2, < 3)
@@ -521,7 +521,7 @@ DEPENDENCIES
   carrierwave_backgrounder!
   colorize
   connection_pool
-  cssbundling-rails (~> 1.3)
+  cssbundling-rails (~> 1.4)
   database_cleaner
   devise (~> 4.9)
   devise-async