diff --git a/MdeModulePkg/Universal/Variable/EmuRuntimeDxe/EmuVariable.c b/MdeModulePkg/Universal/Variable/EmuRuntimeDxe/EmuVariable.c
index bc3458c429..6fcefa35c6 100644
--- a/MdeModulePkg/Universal/Variable/EmuRuntimeDxe/EmuVariable.c
+++ b/MdeModulePkg/Universal/Variable/EmuRuntimeDxe/EmuVariable.c
@@ -1158,6 +1158,13 @@ EmuSetVariable (
     return EFI_INVALID_PARAMETER;
   }
 
+  //
+  // Not support authenticated variable write yet.
+  //
+  if ((Attributes & EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS) != 0) {
+    return EFI_INVALID_PARAMETER;
+  }
+
   //
   //  Make sure if runtime bit is set, boot service bit is set also
   //
@@ -1275,6 +1282,11 @@ EmuQueryVariableInfo (
     // Make sure Hw Attribute is set with NV.
     //
     return EFI_INVALID_PARAMETER;
+  } else if ((Attributes & EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS) != 0) {
+    //
+    // Not support authentiated variable write yet.
+    //
+    return EFI_UNSUPPORTED;
   }
 
   AcquireLockOnlyAtBootTime(&Global->VariableServicesLock);
diff --git a/MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.c b/MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.c
index c71c8d541d..7edb2e5daa 100644
--- a/MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.c
+++ b/MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.c
@@ -1934,6 +1934,13 @@ RuntimeServiceSetVariable (
     return EFI_INVALID_PARAMETER;
   }
 
+  //
+  // Not support authenticated variable write yet.
+  //
+  if ((Attributes & EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS) != 0) {
+    return EFI_INVALID_PARAMETER;
+  }
+
   //
   //  Make sure if runtime bit is set, boot service bit is set also
   //
@@ -2065,6 +2072,11 @@ RuntimeServiceQueryVariableInfo (
     // Make sure Hw Attribute is set with NV.
     //
     return EFI_INVALID_PARAMETER;
+  } else if ((Attributes & EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS) != 0) {
+    //
+    // Not support authentiated variable write yet.
+    //
+    return EFI_UNSUPPORTED;
   }
 
   AcquireLockOnlyAtBootTime(&mVariableModuleGlobal->VariableGlobal.VariableServicesLock);