diff --git a/quark_config.json b/quark_config.json
index 683844c..77f590d 100644
--- a/quark_config.json
+++ b/quark_config.json
@@ -67,7 +67,7 @@
   ],
   "episode_patterns": [
     {
-      "regex": "第(\\d+)集|第(\\d+)期|第(\\d+)话|(\\d+)集|(\\d+)期|(\\d+)话|[Ee][Pp]?(\\d+)|(\\d+)[-_\\\\s]*4[Kk]|\\[(\\d+)\\]|【(\\d+)】|_?(\\d+)_?"
+      "regex": "第(\\d+)集|第(\\d+)期|第(\\d+)话|(\\d+)集|(\\d+)期|(\\d+)话|[Ee][Pp]?(\\d+)|(\\d+)[-_\\s]*4[Kk]|\\[(\\d+)\\]|【(\\d+)】|_?(\\d+)_?"
     }
   ]
 }