1 files changed, 1 insertions, 1 deletions

diff --git a/lib/filemode.c b/lib/filemode.c
index ed8c6c989f1..24ffeae7c99 100644
--- a/lib/filemode.c
+++ b/lib/filemode.c
@@ -78,7 +78,7 @@ ftypelet (mode_t bits)
     return 'C';
   if (S_ISDOOR (bits))
     return 'D';
-  if (S_ISMPB (bits) || S_ISMPC (bits))
+  if (S_ISMPB (bits) || S_ISMPC (bits) || S_ISMPX (bits))
     return 'm';
   if (S_ISNWK (bits))
     return 'n';