Extension was accidentally changed.
diff --git a/tools/generator-polygene/app/templates/RestAPIApplication/app.js b/tools/generator-polygene/app/templates/RestAPIApplication/app.js
index 106bb2d..9b6125b 100644
--- a/tools/generator-polygene/app/templates/RestAPIApplication/app.js
+++ b/tools/generator-polygene/app/templates/RestAPIApplication/app.js
@@ -52,11 +52,11 @@
 
         p.copyTemplate(p.ctx,
             'RestAPIApplication/customUnixStartScript.txt.tmpl',
-            'app/src/scripts/customUnixStartScript.txt.tmpl');
+            'app/src/scripts/customUnixStartScript.txt');
 
         p.copyTemplate(p.ctx,
             'RestAPIApplication/customWindowsStartScript.txt.tmpl',
-            'app/src/scripts/customWindowsStartScript.txt.tmpl');
+            'app/src/scripts/customWindowsStartScript.txt');
     }
 };