diff --git a/reactos/drivers/filesystems/fastfat/dirwr.c b/reactos/drivers/filesystems/fastfat/dirwr.c
index df3fd658961..c965a5201cc 100644
--- a/reactos/drivers/filesystems/fastfat/dirwr.c
+++ b/reactos/drivers/filesystems/fastfat/dirwr.c
@@ -25,7 +25,6 @@ VfatUpdateEntry(
     ULONG dirIndex;
 
     ASSERT(pFcb);
-    ASSERT(pFcb->parentFcb);
 
     if (pFcb->Flags & FCB_IS_FATX_ENTRY)
     {