diff --git a/docker-compose.prod.yml b/docker-compose.prod.yml
index 915dd191368fa38505c95449082c3b48093a26b9..9e4e7355145cc04365d82ae54e606ebb0e37d065 100644
--- a/docker-compose.prod.yml
+++ b/docker-compose.prod.yml
@@ -10,13 +10,13 @@ networks:
     driver: bridge
     ipam:
       config:
-        subnet: 172.29.0.0/16
+        - subnet: 172.29.0.0/16
   fda-userdb:
     name: fda-userdb
     driver: bridge
     ipam:
       config:
-        subnet: 172.28.0.0/16
+        - subnet: 172.28.0.0/16
 
 services:
 
diff --git a/docker-compose.yml b/docker-compose.yml
index 74afeed52f9b95f4ba3c06ef7f6423107a2a4184..dd2b86173c43123f9ad46d7b3c1d83597d8460f7 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -10,7 +10,7 @@ networks:
     driver: bridge
     ipam:
       config:
-        subnet: 172.29.0.0/16
+        - subnet: 172.29.0.0/16
     driver_opts:
       com.docker.network.driver.mtu: 1450
   fda-userdb:
@@ -18,7 +18,7 @@ networks:
     driver: bridge
     ipam:
       config:
-        subnet: 172.28.0.0/16
+        - subnet: 172.28.0.0/16
     driver_opts:
       com.docker.network.driver.mtu: 1450