diff --git a/src/fs_mknod_as.hpp b/src/fs_mknod_as.hpp
index 5036e419..48cedf85 100644
--- a/src/fs_mknod_as.hpp
+++ b/src/fs_mknod_as.hpp
@@ -37,8 +37,9 @@ namespace fs
   int
   mknod_as(const ugid_t  ugid_,
            const T      &path_,
-           const mode_t  mode_,
-           const dev_t   dev_)
+           mode_t        mode_,
+           dev_t         dev_,
+           mode_t        umask_)
   {
     int rv;