diff --git a/back/models/postcode.json b/back/models/postcode.json
index eadc2c86c..bad6be5d7 100644
--- a/back/models/postcode.json
+++ b/back/models/postcode.json
@@ -9,7 +9,8 @@
 	"properties": {
 		"code": {
 			"id": true,
-			"type": "string"
+			"type": "string",
+            "required": true
 		}
 	},
 	"relations": {
@@ -47,4 +48,4 @@
 			}
 		}
 	}
-}
\ No newline at end of file
+}
diff --git a/back/models/town.json b/back/models/town.json
index 4ad729791..e5d39314b 100644
--- a/back/models/town.json
+++ b/back/models/town.json
@@ -12,7 +12,8 @@
 			"type": "number"
 		},
 		"name": {
-			"type": "string"
+			"type": "string",
+            "required": true
 		}
 	},
 	"relations": {
@@ -54,4 +55,4 @@
 			"fields": ["id", "name", "provinceFk"]
 		}
 	}
-}
\ No newline at end of file
+}