diff --git a/docker-compose-dev.yml b/docker-compose-dev.yml
index 06d7f4e5a..f31d17025 100644
--- a/docker-compose-dev.yml
+++ b/docker-compose-dev.yml
@@ -42,7 +42,6 @@ services:
       - G3WSUITE_ORS_API_ENDPOINT
       - G3WSUITE_ORS_API_KEY
       - G3WSUITE_DEBUG
-      - G3WSUITE_GUNICORN_TIMEOUT
       - TILESTACHE_CACHE_BUFFER_SIZE
       - TILESTACHE_CACHE_TOKEN
       - G3WSUITE_GUNICORN_NUM_WORKERS