diff --git a/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp b/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp
index 869aaa569ca40..40a1043424848 100644
--- a/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp
+++ b/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp
@@ -936,7 +936,7 @@ extern "C" LLVMValueRef LLVMRustDIBuilderInsertDeclareAtEnd(
   return wrap(Builder->insertDeclare(
       unwrap(V), unwrap<DILocalVariable>(VarInfo),
       Builder->createExpression(llvm::ArrayRef<int64_t>(AddrOps, AddrOpsCount)),
-      DebugLoc(cast<MDNode>(DL)),
+      DebugLoc(cast<MDNode>(unwrap(DL))),
       unwrap(InsertAtEnd)));
 }