diff --git a/MdeModulePkg/Library/DxeNetLib/DxeNetLib.c b/MdeModulePkg/Library/DxeNetLib/DxeNetLib.c
index 5bad2f13a6..55c72027fc 100644
--- a/MdeModulePkg/Library/DxeNetLib/DxeNetLib.c
+++ b/MdeModulePkg/Library/DxeNetLib/DxeNetLib.c
@@ -2949,10 +2949,10 @@ NetLibAsciiStrToIp6 (
         LeadZeroCnt++;
       }
     } else {
-      if ((Cnt == 4) && (*TempStr  == '0') && (LeadZero == FALSE)) {
+      if ((Cnt == 4) && (*TempStr  == '0') && !LeadZero) {
         return EFI_INVALID_PARAMETER;
       }
-      if ((Cnt != 0) && (Cnt < 4) && (LeadZero == TRUE)) {
+      if ((Cnt != 0) && (Cnt < 4) && LeadZero) {
         return EFI_INVALID_PARAMETER;
       }
     }