diff --git a/internal/core/src/query/visitors/ExtractInfoPlanNodeVisitor.cpp b/internal/core/src/query/visitors/ExtractInfoPlanNodeVisitor.cpp
index a4251352a9..805eec2b95 100644
--- a/internal/core/src/query/visitors/ExtractInfoPlanNodeVisitor.cpp
+++ b/internal/core/src/query/visitors/ExtractInfoPlanNodeVisitor.cpp
@@ -15,7 +15,6 @@
 
 namespace milvus::query {
 
-#if 1
 namespace impl {
 // THIS CONTAINS EXTRA BODY FOR VISITOR
 // WILL BE USED BY GENERATOR UNDER suvlim/core_gen/
@@ -28,7 +27,6 @@ class ExtractInfoPlanNodeVisitor : PlanNodeVisitor {
     ExtractedPlanInfo& plan_info_;
 };
 }  // namespace impl
-#endif
 
 void
 ExtractInfoPlanNodeVisitor::visit(FloatVectorANNS& node) {