diff --git a/MdeModulePkg/Bus/Pci/PciSioSerialDxe/Serial.c b/MdeModulePkg/Bus/Pci/PciSioSerialDxe/Serial.c
index 2b5ff0a37a..8b1ce70118 100644
--- a/MdeModulePkg/Bus/Pci/PciSioSerialDxe/Serial.c
+++ b/MdeModulePkg/Bus/Pci/PciSioSerialDxe/Serial.c
@@ -138,7 +138,7 @@ InitializePciSioSerial (
   ASSERT_EFI_ERROR (Status);
 
   //
-  // Initialize UART default setting in gSerialDevTempate
+  // Initialize UART default setting in gSerialDevTemplate
   //
   gSerialDevTemplate.SerialMode.BaudRate     = PcdGet64 (PcdUartDefaultBaudRate);
   gSerialDevTemplate.SerialMode.DataBits     = PcdGet8 (PcdUartDefaultDataBits);