diff --git a/source/dnode/vnode/src/tsdb/tsdbRead2.c b/source/dnode/vnode/src/tsdb/tsdbRead2.c
index 2412639722..f3c5d9ec93 100644
--- a/source/dnode/vnode/src/tsdb/tsdbRead2.c
+++ b/source/dnode/vnode/src/tsdb/tsdbRead2.c
@@ -4060,8 +4060,6 @@ _err:
   return code;
 }
 
-void tsdbReaderSetNotifyFn(STsdbReader* pReader, )
-
 void tsdbReaderClose2(STsdbReader* pReader) {
   if (pReader == NULL) {
     return;