diff --git a/OvmfPkg/VirtioGpuDxe/Gop.c b/OvmfPkg/VirtioGpuDxe/Gop.c
index 70a81c10c8..401db47672 100644
--- a/OvmfPkg/VirtioGpuDxe/Gop.c
+++ b/OvmfPkg/VirtioGpuDxe/Gop.c
@@ -509,7 +509,7 @@ GopSetMode (
   // Populate Mode and ModeInfo (mutable fields only).
   //
   VgpuGop->GopMode.Mode = ModeNumber;
-  VgpuGop->GopModeInfo  = *GopModeInfo;
+  CopyMem (&VgpuGop->GopModeInfo, GopModeInfo, sizeof VgpuGop->GopModeInfo);
   FreePool (GopModeInfo);
   return EFI_SUCCESS;