diff --git a/sw.js b/sw.js
index a6241f06f..d1c13e316 100644
--- a/sw.js
+++ b/sw.js
@@ -76,6 +76,7 @@ var snapVersion = '10.0.1-dev',
         'locale/lang-zh_CN.js',
         'locale/lang-zh_TW.js',
 
+/*
         //libraries
         'libraries/LIBRARIES.json',
 
@@ -201,7 +202,7 @@ var snapVersion = '10.0.1-dev',
         'libraries/try-catch.xml',
         'libraries/word-sentence.xml',
         'libraries/words_module.xml',
-
+*/
         //costumes
         'Costumes/COSTUMES.json',