diff --git a/MdeModulePkg/Library/DxeHttpLib/DxeHttpLib.c b/MdeModulePkg/Library/DxeHttpLib/DxeHttpLib.c
index 8e29213a4f..8421caaa70 100644
--- a/MdeModulePkg/Library/DxeHttpLib/DxeHttpLib.c
+++ b/MdeModulePkg/Library/DxeHttpLib/DxeHttpLib.c
@@ -736,7 +736,7 @@ HttpUrlGetPort (
 
   Status =  AsciiStrDecimalToUintnS (Url + Parser->FieldData[HTTP_URI_FIELD_PORT].Offset, (CHAR8 **) NULL, &Data);
 
-  if (Data > HTTP_URI_PORT_MAX_NUM || Data < HTTP_URI_PORT_MIN_NUM) {
+  if (Data > HTTP_URI_PORT_MAX_NUM) {
     return EFI_INVALID_PARAMETER;
   }
 
diff --git a/MdeModulePkg/Library/DxeHttpLib/DxeHttpLib.h b/MdeModulePkg/Library/DxeHttpLib/DxeHttpLib.h
index 5ee0fdc619..af82c16fc3 100644
--- a/MdeModulePkg/Library/DxeHttpLib/DxeHttpLib.h
+++ b/MdeModulePkg/Library/DxeHttpLib/DxeHttpLib.h
@@ -50,7 +50,6 @@ Header file for HttpLib.
 #define   HTTP_URI_FIELD_PORT             7
 #define   HTTP_URI_FIELD_MAX              8
 
-#define   HTTP_URI_PORT_MIN_NUM           0
 #define   HTTP_URI_PORT_MAX_NUM           65535
 
 //