diff --git a/server/common/dbpool.js b/server/common/dbpool.js
index b703173..08d4474 100644
--- a/server/common/dbpool.js
+++ b/server/common/dbpool.js
@@ -71,15 +71,15 @@ async function internalDbConn(app, name, method, ...args) {
 }
 
 async function getBcEventConn(app, method, ...args) {
-  const conn = await internalCreateConn(app, constant.BCEVENTDB_NAME);
+  return await internalDbConn(app, constant.BCEVENTDB_NAME, method, ...args);
 }
 
 async function getBcNftConn(app, method, ...args) {
-  const conn = await internalCreateConn(app, constant.BCNFTDB_NAME);
+  return await internalDbConn(app, constant.BCNFTDB_NAME, method, ...args);
 }
 
 async function getGameConn(app, method, ...args) {
-  const conn = await internalCreateConn(app, constant.GAMEDB_NAME);
+  return await internalDbConn(app, constant.GAMEDB_NAME, method, ...args);
 }
 
 exports.getBcEventConn = getBcEventConn;