diff --git a/tools/migratedb/redis_rule.json b/tools/migratedb/redis_rule.json
deleted file mode 100644
index ddc0dd3..0000000
--- a/tools/migratedb/redis_rule.json
+++ /dev/null
@@ -1,6 +0,0 @@
-[
-  {
-    "key_prefix": "",
-    "pattern": "md5"
-  }
-]