diff --git a/.github/workflows/test_generated_app.yml b/.github/workflows/test_generated_app.yml
index 285caf70..71899587 100644
--- a/.github/workflows/test_generated_app.yml
+++ b/.github/workflows/test_generated_app.yml
@@ -4,7 +4,7 @@ on: push
 
 env:
   COMPOSE_FILE: docker-compose.test.yml
-  APP_NAME: rails-template
+  APP_NAME: rails-templates
   DOCKER_IMAGE: ${{ github.repository }}
   DOCKER_REGISTRY_HOST: ${{ secrets.DOCKER_REGISTRY_HOST }}
   DOCKER_REGISTRY_USERNAME: ${{ github.repository_owner }}
diff --git a/.template/spec/support/serverspec.rb b/.template/spec/support/serverspec.rb
index ea7752a8..902bf58c 100644
--- a/.template/spec/support/serverspec.rb
+++ b/.template/spec/support/serverspec.rb
@@ -7,7 +7,7 @@ module ServerSpecHelpers
   # Prebuild and run docker image before running the test
   # Because the docker api does not support docker compose
   def self.test_container
-    container_name = "#{ENV.fetch('APP_NAME')}-test"
+    container_name = "#{ENV.fetch('CONTAINERIZED_APP_NAME')}-test"
     container_id = `docker ps -qf "name=#{container_name}"`
 
     Docker::Container.get(container_id.strip)