diff --git a/game-server/app/services/ladderService.ts b/game-server/app/services/ladderService.ts
index 214e7c7d2..3cfb58ca7 100644
--- a/game-server/app/services/ladderService.ts
+++ b/game-server/app/services/ladderService.ts
@@ -127,7 +127,7 @@ async function generateOppPlayer(serverId: number, rank: number, oppPlayers: { r
         let r = new Rank(REDIS_KEY.LADDER, { serverId }, false);
         let param = <RoleRankInfo>await r.getParam(player.rank, player.roleId, [player.rank]);
         let defCe = await getLadderDefCe(player.roleId);
-        result.setByRedis(param, defCe);
+        result.setByRedis(param, parseInt(`${defCe}`));
     } else {
         let dicLadderDifficultRatio = gameData.ladderDifficultRatio.get(rank);
         result.setByRobot(dicLadderDifficultRatio);