remove pwa script version
diff --git a/_jade/layouts/basic.jade b/_jade/layouts/basic.jade
index d379c09..627727e 100644
--- a/_jade/layouts/basic.jade
+++ b/_jade/layouts/basic.jade
@@ -44,7 +44,7 @@
         block extra_head
 
         script(type='text/javascript', src='#{cdnThirdParty.jquery}')
-        script(type='text/javascript', src='#{host}/pwa.js?#{homeVersion}')
+        script(type='text/javascript', src='#{host}/pwa.js')
 
     <!--[if lte IE 8]>
     body.lower-ie