diff --git a/modules/agency/back/models/zone.json b/modules/agency/back/models/zone.json
index 5ea402111..9b03bee6a 100644
--- a/modules/agency/back/models/zone.json
+++ b/modules/agency/back/models/zone.json
@@ -20,20 +20,16 @@
 			"required": true
 		},
 		"travelingDays": {
-			"type": "Number",
-			"required": true
+			"type": "Number"
 		},
 		"price": {
-			"type": "Number",
-			"required": true
+			"type": "Number"
 		},
 		"bonus": {
-			"type": "Number",
-			"required": true
+			"type": "Number"
 		},
 		"isVolumetric": {
-			"type": "Boolean",
-			"required": true
+			"type": "Boolean"
 		}
 	},
 	"relations": {