1 files changed, 1 insertions, 1 deletions
diff --git a/utils/ps.c b/utils/ps.c
index b23dc1e2..91a00a36 100644
--- a/utils/ps.c
+++ b/utils/ps.c
@@ -250,7 +250,7 @@ main(int argc, char *argv[])
     }
 
   /* Returns the name of the current controlling terminal.  */
-  const char *current_tty_name()
+  const char *current_tty_name(void)
     {
       error_t err;
       struct ps_tty *tty;