diff --git a/StandaloneMmPkg/Library/StandaloneMmCoreEntryPoint/AArch64/StandaloneMmCoreEntryPoint.c b/StandaloneMmPkg/Library/StandaloneMmCoreEntryPoint/AArch64/StandaloneMmCoreEntryPoint.c
index 5cca532456..c8e11a253d 100644
--- a/StandaloneMmPkg/Library/StandaloneMmCoreEntryPoint/AArch64/StandaloneMmCoreEntryPoint.c
+++ b/StandaloneMmPkg/Library/StandaloneMmCoreEntryPoint/AArch64/StandaloneMmCoreEntryPoint.c
@@ -232,9 +232,6 @@ _ModuleEntryPoint (
   VOID                                    *TeData;
   UINTN                                   TeDataSize;
 
-  Status = SerialPortInitialize ();
-  ASSERT_EFI_ERROR (Status);
-
   // Get Secure Partition Manager Version Information
   Status = GetSpmVersion ();
   if (EFI_ERROR (Status)) {