diff --git a/tools/migratedb/common/redis_rule.json b/tools/migratedb/common/redis_rule.json
index bd340bd..327ee0f 100644
--- a/tools/migratedb/common/redis_rule.json
+++ b/tools/migratedb/common/redis_rule.json
@@ -1,5 +1,5 @@
 [
   {
-    "key_prefix": "game2004"
+    "key_prefix": "game2001"
   }
 ]