diff --git a/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcDriver.h b/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcDriver.h
index 333dd76870..ddfc83f35e 100644
--- a/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcDriver.h
+++ b/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcDriver.h
@@ -20,7 +20,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
   order to make drivers as small as possible, there are a few calling
   restrictions for this service. ConnectController() must
   follow these calling restrictions. If any other agent wishes to call
-  Supported() it must also follow these calling restrictions.
+  Supported() it must also follow these calling restrictions.  
   PxeBc requires DHCP4 and MTFTP4 protocols.
 
   @param  This                Protocol instance pointer.
diff --git a/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcSupport.h b/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcSupport.h
index 1458fde2bb..fd6429ea5a 100644
--- a/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcSupport.h
+++ b/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcSupport.h
@@ -86,11 +86,9 @@ PxeBcConfigureUdpWriteInstance (
   Convert number to ASCII value.
 
   @param  Number              Numeric value to convert to decimal ASCII value.
-  @param  Buffer              Buffer to place ASCII version of the Number
+  @param  Buffer              Buffer to place ASCII version of the Number.
   @param  Length              Length of Buffer.
 
-  @return None.
-
 **/
 VOID
 CvtNum (