diff --git a/UefiCpuPkg/Library/RegisterCpuFeaturesLib/CpuFeaturesInitialize.c b/UefiCpuPkg/Library/RegisterCpuFeaturesLib/CpuFeaturesInitialize.c
index d72ffecf73..4d75c07094 100644
--- a/UefiCpuPkg/Library/RegisterCpuFeaturesLib/CpuFeaturesInitialize.c
+++ b/UefiCpuPkg/Library/RegisterCpuFeaturesLib/CpuFeaturesInitialize.c
@@ -149,7 +149,6 @@ CpuInitDataInitialize (
   CpuFeaturesData = GetCpuFeaturesData ();
   CpuFeaturesData->InitOrder = AllocateZeroPool (sizeof (CPU_FEATURES_INIT_ORDER) * NumberOfCpus);
   ASSERT (CpuFeaturesData->InitOrder != NULL);
-  CpuFeaturesData->BitMaskSize = (UINT32) PcdGetSize (PcdCpuFeaturesSupport);
 
   //
   // Collect CPU Features information