diff --git a/milvus/grpc/Database.ts b/milvus/grpc/Database.ts
index 11a23557..f9faea22 100644
--- a/milvus/grpc/Database.ts
+++ b/milvus/grpc/Database.ts
@@ -40,7 +40,10 @@ export class Database extends BaseClient {
     const promise = await promisify(
       this.channelPool,
       'CreateDatabase',
-      data,
+      {
+        db_name: data.db_name,
+        properties: parseToKeyValue(data.properties),
+      },
       data.timeout || this.timeout
     );
     return promise;
diff --git a/milvus/types/Database.ts b/milvus/types/Database.ts
index 87753eb9..87cd333b 100644
--- a/milvus/types/Database.ts
+++ b/milvus/types/Database.ts
@@ -7,7 +7,9 @@ export interface databaseReq extends GrpcTimeOut {
 }
 
 // request
-export interface CreateDatabaseRequest extends databaseReq {}
+export interface CreateDatabaseRequest extends databaseReq {
+  properties?: Properties; // optional, properties
+}
 export interface DropDatabasesRequest extends databaseReq {}
 export interface DescribeDatabaseRequest extends databaseReq {}