diff --git a/system/src/riju-pty.c b/system/src/riju-pty.c
index d46063e..8c6346b 100644
--- a/system/src/riju-pty.c
+++ b/system/src/riju-pty.c
@@ -82,7 +82,6 @@ int main(int argc, char **argv)
         ptr += len_written;
       }
     }
-    write(pty_master_fd, "\004", 1);
   } else {
     if (setvbuf(stdout, NULL, _IONBF, 0) != 0)
       die("setvbuf failed");