diff --git a/clang/lib/AST/DeclBase.cpp b/clang/lib/AST/DeclBase.cpp
index 032a20a..77ba6cf 100644
--- a/clang/lib/AST/DeclBase.cpp
+++ b/clang/lib/AST/DeclBase.cpp
@@ -1352,7 +1352,7 @@
     // Remove only decls that have a name
     if (!ND->getDeclName()) return;
 
-    auto *DC = this;
+    auto *DC = D->getDeclContext();
     do {
       StoredDeclsMap *Map = DC->getPrimaryContext()->LookupPtr;
       if (Map) {