diff --git a/llvm/lib/MC/WinCOFFObjectWriter.cpp b/llvm/lib/MC/WinCOFFObjectWriter.cpp
index 94a8d56c55fcec..4796ef531054bd 100644
--- a/llvm/lib/MC/WinCOFFObjectWriter.cpp
+++ b/llvm/lib/MC/WinCOFFObjectWriter.cpp
@@ -1116,9 +1116,9 @@ uint64_t WinCOFFObjectWriter::writeObject(MCAssembler &Asm,
     for (const MCAssembler::CGProfileEntry &CGPE : Asm.CGProfile) {
       uint32_t FromIndex = CGPE.From->getSymbol().getIndex();
       uint32_t ToIndex = CGPE.To->getSymbol().getIndex();
-      OS.write((const char *)&FromIndex, sizeof(uint32_t));
-      OS.write((const char *)&ToIndex, sizeof(uint32_t));
-      OS.write((const char *)&CGPE.Count, sizeof(uint64_t));
+      support::endian::write(OS, FromIndex, W.Endian);
+      support::endian::write(OS, ToIndex, W.Endian);
+      support::endian::write(OS, CGPE.Count, W.Endian);
     }
   }