diff --git a/neonvm/config/network/overlay-ipam.yaml b/neonvm/config/network/overlay-ipam.yaml
index ae90ece46..6adffef7a 100644
--- a/neonvm/config/network/overlay-ipam.yaml
+++ b/neonvm/config/network/overlay-ipam.yaml
@@ -6,8 +6,12 @@ metadata:
 spec:
   config: '{
     "ipam": {
-      "range": "10.100.0.0/16",
-      "range_start": "10.100.128.0",
-      "network_name": "neonvm"
+      "ipRanges": [
+        {
+          "range": "10.100.0.0/16",
+          "range_start": "10.100.128.0",
+          "network_name": "neonvm"
+        }
+      ]
     }
   }'