diff --git a/docker-compose.staging.yml b/docker-compose.staging.yml
index c09b30b7..ba650319 100644
--- a/docker-compose.staging.yml
+++ b/docker-compose.staging.yml
@@ -397,6 +397,7 @@ services:
       - DB_PASSWORD=${DB_PASSWORD}
       # Use Docker Secrets via *_FILE pattern (Framework supports this automatically)
       - DB_PASSWORD_FILE=/run/secrets/db_user_password
+      - APP_KEY_FILE=/run/secrets/app_key
       # Redis
       - REDIS_HOST=redis
       - REDIS_PORT=6379
@@ -452,6 +453,7 @@ services:
       - DB_PASSWORD=${DB_PASSWORD}
       # Use Docker Secrets via *_FILE pattern (Framework supports this automatically)
       - DB_PASSWORD_FILE=/run/secrets/db_user_password
+      - APP_KEY_FILE=/run/secrets/app_key
       # Redis
       - REDIS_HOST=redis
       - REDIS_PORT=6379