diff --git a/test-network/addOrg4/docker/docker-compose-ca-org4.yaml b/test-network/addOrg4/docker/docker-compose-ca-org4.yaml
index ecdabf43..a6de0450 100644
--- a/test-network/addOrg4/docker/docker-compose-ca-org4.yaml
+++ b/test-network/addOrg4/docker/docker-compose-ca-org4.yaml
@@ -10,7 +10,7 @@ networks:
     name: fabric_test
 
 services:
-  ca_org3:
+  ca_org4:
     image: hyperledger/fabric-ca:latest
     labels:
       service: hyperledger-fabric