1 files changed, 1 insertions, 1 deletions
diff --git a/src/keymap.c b/src/keymap.c
index dbcf1d6fcfd..109ef250c8b 100644
--- a/src/keymap.c
+++ b/src/keymap.c
@@ -2188,7 +2188,7 @@ spaces are put between sequence elements, etc.  */)
 	  len += 2;
 	}
       else if (len == 0)
-	return empty_string;
+	return empty_unibyte_string;
       return Fconcat (len - 1, args);
     }