diff --git a/reactos/drivers/filesystems/cdfs/dirctl.c b/reactos/drivers/filesystems/cdfs/dirctl.c
index 03f36afc9f4..9cf21ab0d13 100644
--- a/reactos/drivers/filesystems/cdfs/dirctl.c
+++ b/reactos/drivers/filesystems/cdfs/dirctl.c
@@ -285,6 +285,7 @@ CdfsFindFile(PDEVICE_EXTENSION DeviceExt,
         else if (Status == STATUS_UNSUCCESSFUL)
         {
             /* Note: the directory cache has already been unpinned */
+            RtlFreeUnicodeString(&FileToFindUpcase);
             return Status;
         }