diff --git a/static/pythons.js b/static/pythons.js
index 5f5061b..70fdea5 100644
--- a/static/pythons.js
+++ b/static/pythons.js
@@ -5,7 +5,7 @@ var config
 const FETCH_FLAGS = {
     mode:"no-cors",
     redirect: 'follow',
-//    referrerPolicy: 'no-referrer', or HTTP error 0 on pythonrc.py
+    referrerPolicy: 'no-referrer',
     credentials: 'omit'
 }
 
@@ -736,7 +736,7 @@ async function feat_vtx(debug_hidden) {
     const { WasmTerminal } = await import("./vtx.js")
 
     vm.vt = new WasmTerminal("terminal", 132, 42, [
-            { url : config.cdn+"xtermjsixel/xterm-addon-image-worker.js", sixelSupport:true }
+            { url : (config.cdn || "./") + "xtermjsixel/xterm-addon-image-worker.js", sixelSupport:true }
     ] )
 }