diff --git a/schema/all-zones-requests.json b/schema/all-zones-requests.json
index 5bb511b4e0..60e0995337 100644
--- a/schema/all-zones-requests.json
+++ b/schema/all-zones-requests.json
@@ -155,10 +155,8 @@
           "$ref": "#/definitions/IpNet"
         },
         "transit_ips": {
-          "type": [
-            "array",
-            "null"
-          ],
+          "default": [],
+          "type": "array",
           "items": {
             "$ref": "#/definitions/IpNet"
           }