--- a/textext/textext.inx
+++ b/textext/textext.inx
@@ -8,6 +8,6 @@
     </effects-menu>
   </effect>
   <script>
-    <command location="inx" interpreter="python">__main__.py</command>
+    <command location="inx" interpreter="shell">launch.sh</command>
   </script>
 </inkscape-extension>