diff --git a/cbc.schema.json b/cbc.schema.json
index cdaab38..c4d03dc 100644
--- a/cbc.schema.json
+++ b/cbc.schema.json
@@ -42,7 +42,7 @@
 				"num_of_bcast": { "$ref": "#/definitions/number_of_broadcasts" },
 				"scope": { "$ref": "#/definitions/scope" },
 				"warning_period_sec": { "$ref": "#/definitions/warning_period_sec" },
-				"smscb": { "$ref": "smscb.schema.json#definitions/smscb_message" }
+				"smscb_message": { "$ref": "smscb.schema.json#definitions/smscb_message" }
 			},
 			"required": [ "scope", "smscb" }
 		}
diff --git a/smscb.schema.json b/smscb.schema.json
index a683263..0a3273c 100644
--- a/smscb.schema.json
+++ b/smscb.schema.json
@@ -67,7 +67,7 @@
 				"dcs_class": { "$ref": "#/definitions/dcs_class" },
 				"data_utf8": { "type": "string" }
 			},
-			"required": [ "data" ]
+			"required": [ "data_utf8" ]
 		},
 		"page": {
 			"type": "string"