diff --git a/compose.yaml b/compose.yaml
index a23db67..4dffc54 100644
--- a/compose.yaml
+++ b/compose.yaml
@@ -55,7 +55,7 @@ services:
       maps-service-validation
     container_name: validation
     environment:
-      - RBXCOOKIE=RBXCOOKIE
+      - RBXCOOKIE=${RBXCOOKIE}
       - API_HOST=http://mapsservice:8082
       - NATS_HOST=nats:4222
       - DATA_HOST=http://dataservice:9000