diff --git a/package/lean/luci-app-ttyd/luasrc/view/terminal/terminal.htm b/package/lean/luci-app-ttyd/luasrc/view/terminal/terminal.htm
index 784f86f4f..5f56fc3f9 100644
--- a/package/lean/luci-app-ttyd/luasrc/view/terminal/terminal.htm
+++ b/package/lean/luci-app-ttyd/luasrc/view/terminal/terminal.htm
@@ -5,5 +5,9 @@
 </div>
 <script type="text/javascript">
         document.getElementById("terminal").src = "http://" + window.location.hostname + ":7681";
+        document.getElementById("terminal").height = document.documentElement.clientHeight;
+        window.onresize = function(){
+            document.getElementById("terminal").height = document.documentElement.clientHeight;
+        }
 </script>
-<%+footer%>
\ No newline at end of file
+<%+footer%>