diff --git a/reactos/w32api/include/ddk/ntifs.h b/reactos/w32api/include/ddk/ntifs.h
index a7697095f09..8216aec1b15 100644
--- a/reactos/w32api/include/ddk/ntifs.h
+++ b/reactos/w32api/include/ddk/ntifs.h
@@ -2341,6 +2341,15 @@ FsRtlDeregisterUncProvider (
     IN HANDLE Handle
 );
 
+NTKERNELAPI
+VOID
+NTAPI
+FsRtlDissectName (
+    IN UNICODE_STRING Name,
+    OUT PUNICODE_STRING FirstPart,
+    OUT PUNICODE_STRING RemainingPart
+);
+
 NTKERNELAPI
 BOOLEAN
 NTAPI