diff --git a/src/main/resources/modules/yaml/js-yaml/type/binary.js b/src/main/resources/modules/yaml/js-yaml/type/binary.js
index 10b1875..7fb205a 100644
--- a/src/main/resources/modules/yaml/js-yaml/type/binary.js
+++ b/src/main/resources/modules/yaml/js-yaml/type/binary.js
@@ -4,11 +4,11 @@
 
 var NodeBuffer;
 
-try {
-  // A trick for browserified version, to not include `Buffer` shim
-  var _require = require;
-  NodeBuffer = _require('buffer').Buffer;
-} catch (__) {}
+// try {
+//   // A trick for browserified version, to not include `Buffer` shim
+//   var _require = require;
+//   NodeBuffer = _require('buffer').Buffer;
+// } catch (__) {}
 
 var Type       = require('../type');
 
diff --git a/src/main/resources/modules/yaml/js-yaml/type/js/function.js b/src/main/resources/modules/yaml/js-yaml/type/js/function.js
index c6a42d0..93d88a3 100644
--- a/src/main/resources/modules/yaml/js-yaml/type/js/function.js
+++ b/src/main/resources/modules/yaml/js-yaml/type/js/function.js
@@ -9,14 +9,14 @@ var esprima;
 //    If not found - try to fallback to window.esprima. If not
 //    found too - then fail to parse.
 //
-try {
-  // workaround to exclude package from browserify list.
-  var _require = require;
-  esprima = _require('esprima');
-} catch (_) {
-  /*global window */
-  if (typeof window !== 'undefined') esprima = window.esprima;
-}
+// try {
+//   // workaround to exclude package from browserify list.
+//   var _require = require;
+//   esprima = _require('esprima');
+// } catch (_) {
+//   /*global window */
+//   if (typeof window !== 'undefined') esprima = window.esprima;
+// }
 
 var Type = require('../../type');