diff --git a/test-network/addOrg3/docker/docker-compose-ca-org3.yaml b/test-network/addOrg3/docker/docker-compose-ca-org3.yaml
index 898a19b1..0c154d6d 100644
--- a/test-network/addOrg3/docker/docker-compose-ca-org3.yaml
+++ b/test-network/addOrg3/docker/docker-compose-ca-org3.yaml
@@ -3,7 +3,7 @@
 # SPDX-License-Identifier: Apache-2.0
 #
 
-version: '2'
+version:'2.1'
 
 networks:
   test:
diff --git a/test-network/addOrg3/docker/docker-compose-couch-org3.yaml b/test-network/addOrg3/docker/docker-compose-couch-org3.yaml
index b91296c5..ca034303 100644
--- a/test-network/addOrg3/docker/docker-compose-couch-org3.yaml
+++ b/test-network/addOrg3/docker/docker-compose-couch-org3.yaml
@@ -3,7 +3,7 @@
 # SPDX-License-Identifier: Apache-2.0
 #
 
-version: '2'
+version:'2.1'
 
 networks:
   test:
diff --git a/test-network/addOrg3/docker/docker-compose-org3.yaml b/test-network/addOrg3/docker/docker-compose-org3.yaml
index dfa32e10..c0ca2331 100644
--- a/test-network/addOrg3/docker/docker-compose-org3.yaml
+++ b/test-network/addOrg3/docker/docker-compose-org3.yaml
@@ -3,7 +3,7 @@
 # SPDX-License-Identifier: Apache-2.0
 #
 
-version: '2'
+version:'2.1'
 
 volumes:
   peer0.org3.example.com:
diff --git a/test-network/docker/docker-compose-ca.yaml b/test-network/docker/docker-compose-ca.yaml
index 5befe180..fa58b427 100644
--- a/test-network/docker/docker-compose-ca.yaml
+++ b/test-network/docker/docker-compose-ca.yaml
@@ -3,7 +3,7 @@
 # SPDX-License-Identifier: Apache-2.0
 #
 
-version: '2'
+version:'2.1'
 
 networks:
   test:
diff --git a/test-network/docker/docker-compose-couch.yaml b/test-network/docker/docker-compose-couch.yaml
index 60f8c0ac..54b3f3cc 100644
--- a/test-network/docker/docker-compose-couch.yaml
+++ b/test-network/docker/docker-compose-couch.yaml
@@ -3,7 +3,7 @@
 # SPDX-License-Identifier: Apache-2.0
 #
 
-version: '2'
+version:'2.1'
 
 networks:
   test:
diff --git a/test-network/docker/docker-compose-test-net.yaml b/test-network/docker/docker-compose-test-net.yaml
index 837b01e3..20760fcf 100644
--- a/test-network/docker/docker-compose-test-net.yaml
+++ b/test-network/docker/docker-compose-test-net.yaml
@@ -3,7 +3,7 @@
 # SPDX-License-Identifier: Apache-2.0
 #
 
-version: '2'
+version:'2.1'
 
 volumes:
   orderer.example.com: