diff --git a/llvm/lib/IR/DebugInfo.cpp b/llvm/lib/IR/DebugInfo.cpp
index f1c0a01c5d09..003a48ca816a 100644
--- a/llvm/lib/IR/DebugInfo.cpp
+++ b/llvm/lib/IR/DebugInfo.cpp
@@ -1330,7 +1330,7 @@ LLVMMetadataRef LLVMDIBuilderCreateParameterVariable(
     size_t NameLen, unsigned ArgNo, LLVMMetadataRef File, unsigned LineNo,
     LLVMMetadataRef Ty, LLVMBool AlwaysPreserve, LLVMDIFlags Flags) {
   return wrap(unwrap(Builder)->createParameterVariable(
-                  unwrap<DIScope>(Scope), Name, ArgNo, unwrap<DIFile>(File),
+                  unwrap<DIScope>(Scope), {Name, NameLen}, ArgNo, unwrap<DIFile>(File),
                   LineNo, unwrap<DIType>(Ty), AlwaysPreserve,
                   map_from_llvmDIFlags(Flags)));
 }