diff --git a/config/environments/production.rb b/config/environments/production.rb
index 7541e78ae1..695f61a0a1 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -11,7 +11,7 @@ Openfoodnetwork::Application.configure do
   config.action_controller.perform_caching = true
 
   # Disable Rails's static asset server (Apache or nginx will already do this)
-  config.serve_static_assets = false
+  config.serve_static_files = false
 
   # Compress JavaScripts and CSS
   config.assets.compress = true
diff --git a/config/environments/staging.rb b/config/environments/staging.rb
index 7541e78ae1..695f61a0a1 100644
--- a/config/environments/staging.rb
+++ b/config/environments/staging.rb
@@ -11,7 +11,7 @@ Openfoodnetwork::Application.configure do
   config.action_controller.perform_caching = true
 
   # Disable Rails's static asset server (Apache or nginx will already do this)
-  config.serve_static_assets = false
+  config.serve_static_files = false
 
   # Compress JavaScripts and CSS
   config.assets.compress = true
diff --git a/config/environments/test.rb b/config/environments/test.rb
index f84b7f5f7f..c607e32bdc 100644
--- a/config/environments/test.rb
+++ b/config/environments/test.rb
@@ -10,7 +10,7 @@ Openfoodnetwork::Application.configure do
   config.eager_load = false
 
   # Configure static asset server for tests with Cache-Control for performance
-  config.serve_static_assets = true
+  config.serve_static_files = true
   config.static_cache_control = "public, max-age=3600"
 
   # Separate cache stores when running in parallel