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-rw-r--r--DuetPkg/PciRootBridgeNoEnumerationDxe/Ia32/PcatIo.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/DuetPkg/PciRootBridgeNoEnumerationDxe/Ia32/PcatIo.c b/DuetPkg/PciRootBridgeNoEnumerationDxe/Ia32/PcatIo.c
index 9edbc698bc..dc4530aa68 100644
--- a/DuetPkg/PciRootBridgeNoEnumerationDxe/Ia32/PcatIo.c
+++ b/DuetPkg/PciRootBridgeNoEnumerationDxe/Ia32/PcatIo.c
@@ -555,7 +555,7 @@ SaveCommandRegister (
//
// Clear the memory enable bit
//
- Command = Context->CommandRegisterBuffer[Index] & (~0x02);
+ Command = (UINT16) (Context->CommandRegisterBuffer[Index] & (~0x02));
IoDev->Pci.Write (IoDev, EfiPciWidthUint16, Address, 1, &Command);
}