diff --git a/lld/lib/ReaderWriter/PECOFF/ReaderCOFF.cpp b/lld/lib/ReaderWriter/PECOFF/ReaderCOFF.cpp
index f1d833c0b506..b42231925dd2 100644
--- a/lld/lib/ReaderWriter/PECOFF/ReaderCOFF.cpp
+++ b/lld/lib/ReaderWriter/PECOFF/ReaderCOFF.cpp
@@ -285,7 +285,7 @@ DefinedAtom::Merge getMerge(const coff_aux_section_definition *auxsym) {
 FileCOFF::FileCOFF(std::unique_ptr<MemoryBuffer> mb, std::error_code &ec)
     : File(mb->getBufferIdentifier(), kindObject), _compatibleWithSEH(false),
       _ordinal(0) {
-  auto binaryOrErr = llvm::object::createBinary(mb);
+  auto binaryOrErr = llvm::object::createBinary(std::move(mb));
   if ((ec = binaryOrErr.getError()))
     return;
   std::unique_ptr<llvm::object::Binary> bin(binaryOrErr.get());