diff --git a/clang/lib/AST/ParentMapContext.cpp b/clang/lib/AST/ParentMapContext.cpp
index 2e77e1d7c4c64..e9387ec79c373 100644
--- a/clang/lib/AST/ParentMapContext.cpp
+++ b/clang/lib/AST/ParentMapContext.cpp
@@ -395,7 +395,7 @@ class ParentMapContext::ParentMap::ASTVisitor
       if (!isa<ParentVector *>(NodeOrVector)) {
         auto *Vector = new ParentVector(
             1, getSingleDynTypedNodeFromParentMap(NodeOrVector));
-        delete NodeOrVector.template dyn_cast<DynTypedNode *>();
+        delete dyn_cast<DynTypedNode *>(NodeOrVector);
         NodeOrVector = Vector;
       }