diff --git a/ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.c b/ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.c
index 5dce852d90..571d0618c3 100644
--- a/ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.c
+++ b/ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.c
@@ -41,7 +41,7 @@ SerialPortInitialize (
   UINT8               DataBits;
   EFI_STOP_BITS_TYPE  StopBits;
 
-  BaudRate = (UINTN)FixedPcdGet64 (PcdUartDefaultBaudRate);
+  BaudRate = FixedPcdGet64 (PcdUartDefaultBaudRate);
   ReceiveFifoDepth = 0;         // Use default FIFO depth
   Parity = (EFI_PARITY_TYPE)FixedPcdGet8 (PcdUartDefaultParity);
   DataBits = FixedPcdGet8 (PcdUartDefaultDataBits);