diff --git a/.eslintrc.js b/.eslintrc.js
index 1846949..8d0d587 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -19,4 +19,5 @@ module.exports = {
     'no-var': 'off',
     strict: 'off',
   },
+  ignorePatterns: [ 'bower_components' ],
 };
diff --git a/js/drag.js b/js/drag.js
index f2fbafa..9947d4d 100644
--- a/js/drag.js
+++ b/js/drag.js
@@ -51,9 +51,6 @@ proto._touchActionValue = 'pan-y';
 
 // --------------------------  -------------------------- //
 
-var isTouch = 'createTouch' in document;
-var isTouchmoveScrollCanceled = false;
-
 proto._createDrag = function() {
   this.on( 'activate', this.onActivateDrag );
   this.on( 'uiChange', this._uiChangeDrag );