diff --git a/docker/compose/dc-crowdsec.yml b/docker/compose/dc-crowdsec.yml
index dfa1d35..fbed891 100644
--- a/docker/compose/dc-crowdsec.yml
+++ b/docker/compose/dc-crowdsec.yml
@@ -8,7 +8,7 @@ services:
     networks:
       - proxy
     environment:
-      GID: "${GID-1000}"
+      GID: "${GID:-1000}"
     env_file:
       - path: ./crowdsec.env
     volumes: