diff --git a/reactos/lib/rtl/bootdata.c b/reactos/lib/rtl/bootdata.c
index 71c908a7978..5614867c19d 100644
--- a/reactos/lib/rtl/bootdata.c
+++ b/reactos/lib/rtl/bootdata.c
@@ -706,6 +706,7 @@ RtlCreateBootStatusDataFile(VOID)
                                NULL);
 
     AllocationSize.QuadPart = 0x800;
+    DBG_UNREFERENCED_LOCAL_VARIABLE(AllocationSize);
 
     /* Create the boot status data file */
     Status = ZwCreateFile(&FileHandle,