diff --git a/ShellPkg/Application/Shell/ShellProtocol.c b/ShellPkg/Application/Shell/ShellProtocol.c
index b67aefb71c..c619ba15a1 100644
--- a/ShellPkg/Application/Shell/ShellProtocol.c
+++ b/ShellPkg/Application/Shell/ShellProtocol.c
@@ -1620,6 +1620,7 @@ EfiShellFreeFileList(
     InternalFreeShellFileInfoNode(ShellFileListItem);
   }
   InternalFreeShellFileInfoNode(*FileList);
+  *FileList = NULL;
   return(EFI_SUCCESS);
 }