diff --git a/src/Storages/WindowView/StorageWindowView.cpp b/src/Storages/WindowView/StorageWindowView.cpp
index 893e0eefb86..eb95a82d210 100644
--- a/src/Storages/WindowView/StorageWindowView.cpp
+++ b/src/Storages/WindowView/StorageWindowView.cpp
@@ -465,6 +465,9 @@ void StorageWindowView::alter(
     auto old_inner_table_id = inner_table_id;
 
     modifying_query = true;
+    SCOPE_EXIT({
+        modifying_query = false;
+    });
     shutdown();
 
     auto inner_query = initInnerQuery(new_select_query->as<ASTSelectQuery &>(), local_context);