diff --git a/dbms/src/Storages/DeltaMerge/ScanContext.cpp b/dbms/src/Storages/DeltaMerge/ScanContext.cpp
index a68a4793bea..60fcdcc7a6d 100644
--- a/dbms/src/Storages/DeltaMerge/ScanContext.cpp
+++ b/dbms/src/Storages/DeltaMerge/ScanContext.cpp
@@ -31,7 +31,7 @@ String ScanContext::toJson() const
     json->set("dmfile_read_time", fmt::format("{:.3f}ms", total_dmfile_read_time_ns.load() / NS_TO_MS_SCALE));
 
     json->set("remote_region_num", total_remote_region_num.load());
-    json->set("local_region_num", total_remote_region_num.load());
+    json->set("local_region_num", total_local_region_num.load());
 
     json->set("read_bytes", user_read_bytes.load());