diff --git a/backend/services/docker-compose.yml b/backend/services/docker-compose.yml
index 953ecf6c..b0ba6878 100644
--- a/backend/services/docker-compose.yml
+++ b/backend/services/docker-compose.yml
@@ -459,6 +459,9 @@ services:
       - KAFKA_BROKERS=kafka:29092
       - KAFKA_CLIENT_ID=leaderboard-service
       - KAFKA_GROUP_ID=leaderboard-service-group
+      # External Service URLs
+      - REFERRAL_SERVICE_URL=http://rwa-referral-service:3004
+      - IDENTITY_SERVICE_URL=http://rwa-identity-service:3000
     depends_on:
       postgres:
         condition: service_healthy
@@ -466,6 +469,8 @@ services:
         condition: service_healthy
       kafka:
         condition: service_started
+      referral-service:
+        condition: service_healthy
     healthcheck:
       test: ["CMD", "curl", "-f", "http://localhost:3007/api/health"]
       interval: 30s