diff --git a/DfciPkg/Include/Guid/DfciInternalVariableGuid.h b/DfciPkg/Include/Guid/DfciInternalVariableGuid.h
index 1de68954..5b2338a0 100644
--- a/DfciPkg/Include/Guid/DfciInternalVariableGuid.h
+++ b/DfciPkg/Include/Guid/DfciInternalVariableGuid.h
@@ -25,7 +25,7 @@ extern EFI_GUID  gDfciInternalVariableGuid;
 // Dfci Lock Variable.
 //
 #define DFCI_LOCK_VAR_NAME        L"_DLCK"
-#define DFCI_LOCK_VAR_ATTRIBUTES  EFI_VARIABLE_BOOTSERVICE_ACCESS
+#define DFCI_LOCK_VAR_ATTRIBUTES  (EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS)
 #define DFCI_LOCK_VAR_SIZE        sizeof (UINT8)
 
 extern EFI_GUID  gDfciLockVariableGuid;