diff --git a/min/perfect-scrollbar-0.4.1.min.js b/min/perfect-scrollbar-0.4.1.min.js
deleted file mode 100644
index 711bfdd..0000000
--- a/min/perfect-scrollbar-0.4.1.min.js
+++ /dev/null
@@ -1,4 +0,0 @@
-/*! perfect-scrollbar - v0.4.1
-* http://noraesae.github.com/perfect-scrollbar/
-* Copyright (c) 2013 HyeonJe Jun; Licensed MIT */
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\ No newline at end of file
diff --git a/min/perfect-scrollbar-0.4.1.with-mousewheel.min.js b/min/perfect-scrollbar-0.4.1.with-mousewheel.min.js
deleted file mode 100644
index 65586c0..0000000
--- a/min/perfect-scrollbar-0.4.1.with-mousewheel.min.js
+++ /dev/null
@@ -1,4 +0,0 @@
-/*! perfect-scrollbar - v0.4.1
-* http://noraesae.github.com/perfect-scrollbar/
-* Copyright (c) 2013 HyeonJe Jun; Licensed MIT */
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\ No newline at end of file
diff --git a/min/perfect-scrollbar-0.4.1.min.css b/min/perfect-scrollbar-0.4.2.min.css
similarity index 97%
rename from min/perfect-scrollbar-0.4.1.min.css
rename to min/perfect-scrollbar-0.4.2.min.css
index 86ec608..1eb323e 100644
--- a/min/perfect-scrollbar-0.4.1.min.css
+++ b/min/perfect-scrollbar-0.4.2.min.css
@@ -1,4 +1,4 @@
-/*! perfect-scrollbar - v0.4.1
+/*! perfect-scrollbar - v0.4.2
 * http://noraesae.github.com/perfect-scrollbar/
 * Copyright (c) 2013 HyeonJe Jun; Licensed MIT */
 
diff --git a/min/perfect-scrollbar-0.4.2.min.js b/min/perfect-scrollbar-0.4.2.min.js
new file mode 100644
index 0000000..f1655d4
--- /dev/null
+++ b/min/perfect-scrollbar-0.4.2.min.js
@@ -0,0 +1,4 @@
+/*! perfect-scrollbar - v0.4.2
+* http://noraesae.github.com/perfect-scrollbar/
+* Copyright (c) 2013 HyeonJe Jun; Licensed MIT */
+(function(e){var t={wheelSpeed:10,wheelPropagation:!1,minScrollbarLength:null};e.fn.perfectScrollbar=function(o,r){return this.each(function(){var n=e.extend(!0,{},t);if("object"==typeof o?e.extend(!0,n,o):r=o,"update"===r)return e(this).data("perfect-scrollbar-update")&&e(this).data("perfect-scrollbar-update")(),e(this);if("destroy"===r)return e(this).data("perfect-scrollbar-destroy")&&e(this).data("perfect-scrollbar-destroy")(),e(this);if(e(this).data("perfect-scrollbar"))return e(this).data("perfect-scrollbar");var l,s,c,a,i,p,f,u,d=e(this).addClass("ps-container"),h=e("<div class='ps-scrollbar-x'></div>").appendTo(d),g=e("<div class='ps-scrollbar-y'></div>").appendTo(d),v=parseInt(h.css("bottom"),10),b=parseInt(g.css("right"),10),m=function(){var e=parseInt(u*(a-s)/(s-f),10);d.scrollTop(e),h.css({bottom:v-e})},w=function(){var e=parseInt(p*(c-l)/(l-i),10);d.scrollLeft(e),g.css({right:b-e})},T=function(e){return 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\ No newline at end of file
diff --git a/min/perfect-scrollbar-0.4.2.with-mousewheel.min.js b/min/perfect-scrollbar-0.4.2.with-mousewheel.min.js
new file mode 100644
index 0000000..3ef2a5c
--- /dev/null
+++ b/min/perfect-scrollbar-0.4.2.with-mousewheel.min.js
@@ -0,0 +1,4 @@
+/*! perfect-scrollbar - v0.4.2
+* http://noraesae.github.com/perfect-scrollbar/
+* Copyright (c) 2013 HyeonJe Jun; Licensed MIT */
+(function(e){var t={wheelSpeed:10,wheelPropagation:!1,minScrollbarLength:null};e.fn.perfectScrollbar=function(o,r){return this.each(function(){var n=e.extend(!0,{},t);if("object"==typeof o?e.extend(!0,n,o):r=o,"update"===r)return e(this).data("perfect-scrollbar-update")&&e(this).data("perfect-scrollbar-update")(),e(this);if("destroy"===r)return e(this).data("perfect-scrollbar-destroy")&&e(this).data("perfect-scrollbar-destroy")(),e(this);if(e(this).data("perfect-scrollbar"))return e(this).data("perfect-scrollbar");var l,s,a,c,i,p,u,f,d=e(this).addClass("ps-container"),h=e("<div class='ps-scrollbar-x'></div>").appendTo(d),v=e("<div class='ps-scrollbar-y'></div>").appendTo(d),g=parseInt(h.css("bottom"),10),m=parseInt(v.css("right"),10),b=function(){var e=parseInt(f*(c-s)/(s-u),10);d.scrollTop(e),h.css({bottom:g-e})},w=function(){var e=parseInt(p*(a-l)/(l-i),10);d.scrollLeft(e),v.css({right:m-e})},T=function(e){return n.minScrollbarLength&&(e=Math.max(e,n.minScrollbarLength)),e},L=function(){h.css({left:p+d.scrollLeft(),bottom:g-d.scrollTop(),width:i}),v.css({top:f+d.scrollTop(),right:m-d.scrollLeft(),height:u})},I=function(){l=d.width(),s=d.height(),a=d.prop("scrollWidth"),c=d.prop("scrollHeight"),a>l?(i=T(parseInt(l*l/a,10)),p=parseInt(d.scrollLeft()*(l-i)/(a-l),10)):(i=0,p=0,d.scrollLeft(0)),c>s?(u=T(parseInt(s*s/c,10)),f=parseInt(d.scrollTop()*(s-u)/(c-s),10)):(u=0,f=0,d.scrollTop(0)),f>=s-u&&(f=s-u),p>=l-i&&(p=l-i),L()},C=function(e,t){var o=e+t,r=l-i;p=0>o?0:o>r?r:o,h.css({left:p+d.scrollLeft()})},y=function(e,t){var o=e+t,r=s-u;f=0>o?0:o>r?r:o,v.css({top:f+d.scrollTop()})},D=function(){var t,o;h.bind("mousedown.perfect-scroll",function(e){o=e.pageX,t=h.position().left,h.addClass("in-scrolling"),e.stopPropagation(),e.preventDefault()}),e(document).bind("mousemove.perfect-scroll",function(e){h.hasClass("in-scrolling")&&(w(),C(t,e.pageX-o),e.stopPropagation(),e.preventDefault())}),e(document).bind("mouseup.perfect-scroll",function(){h.hasClass("in-scrolling")&&h.removeClass("in-scrolling")})},x=function(){var t,o;v.bind("mousedown.perfect-scroll",function(e){o=e.pageY,t=v.position().top,v.addClass("in-scrolling"),e.stopPropagation(),e.preventDefault()}),e(document).bind("mousemove.perfect-scroll",function(e){v.hasClass("in-scrolling")&&(b(),y(t,e.pageY-o),e.stopPropagation(),e.preventDefault())}),e(document).bind("mouseup.perfect-scroll",function(){v.hasClass("in-scrolling")&&v.removeClass("in-scrolling")})},P=function(){var e=function(e,t){var o=d.scrollTop();if(0===o&&t>0&&0===e)return!n.wheelPropagation;if(o>=c-s&&0>t&&0===e)return!n.wheelPropagation;var r=d.scrollLeft();return 0===r&&0>e&&0===t?!n.wheelPropagation:r>=a-l&&e>0&&0===t?!n.wheelPropagation:!0};d.bind("mousewheel.perfect-scroll",function(t,o,r,l){d.scrollTop(d.scrollTop()-l*n.wheelSpeed),d.scrollLeft(d.scrollLeft()+r*n.wheelSpeed),I(),e(r,l)&&t.preventDefault()})},X=function(){var t=function(e,t){d.scrollTop(d.scrollTop()-t),d.scrollLeft(d.scrollLeft()-e),I()},o={},r=0,n={},l=null,s=!1;e(window).bind("touchstart.perfect-scroll",function(){s=!0}),e(window).bind("touchend.perfect-scroll",function(){s=!1}),d.bind("touchstart.perfect-scroll",function(e){var t=e.originalEvent.targetTouches[0];o.pageX=t.pageX,o.pageY=t.pageY,r=(new Date).getTime(),null!==l&&clearInterval(l),e.stopPropagation()}),d.bind("touchmove.perfect-scroll",function(e){if(!s&&1===e.originalEvent.targetTouches.length){var l=e.originalEvent.targetTouches[0],a={};a.pageX=l.pageX,a.pageY=l.pageY;var c=a.pageX-o.pageX,i=a.pageY-o.pageY;t(c,i),o=a;var p=(new Date).getTime();n.x=c/(p-r),n.y=i/(p-r),r=p,e.preventDefault()}}),d.bind("touchend.perfect-scroll",function(){l=setInterval(function(){return.01>Math.abs(n.x)&&.01>Math.abs(n.y)?(clearInterval(l),void 0):(t(30*n.x,30*n.y),n.x*=.8,n.y*=.8,void 0)},10)})},Y=function(){h.remove(),v.remove(),d.unbind(".perfect-scroll"),e(window).unbind(".perfect-scroll"),d.data("perfect-scrollbar",null),d.data("perfect-scrollbar-update",null),d.data("perfect-scrollbar-destroy",null)},S=function(t){d.addClass("ie").addClass("ie"+t);var o=function(){var t=function(){e(this).addClass("hover")},o=function(){e(this).removeClass("hover")};d.bind("mouseenter.perfect-scroll",t).bind("mouseleave.perfect-scroll",o),h.bind("mouseenter.perfect-scroll",t).bind("mouseleave.perfect-scroll",o),v.bind("mouseenter.perfect-scroll",t).bind("mouseleave.perfect-scroll",o)},r=function(){L=function(){h.css({left:p+d.scrollLeft(),bottom:g,width:i}),v.css({top:f+d.scrollTop(),right:m,height:u}),h.hide().show(),v.hide().show()},b=function(){var e=parseInt(f*c/s,10);d.scrollTop(e),h.css({bottom:g}),h.hide().show()},w=function(){var e=parseInt(p*a/l,10);d.scrollLeft(e),v.hide().show()}};6===t&&(o(),r())},E="ontouchstart"in window||window.DocumentTouch&&document instanceof window.DocumentTouch,M=function(){var e=navigator.userAgent.toLowerCase().match(/(msie) ([\w.]+)/);e&&"msie"===e[1]&&S(parseInt(e[2],10)),I(),D(),x(),E&&X(),d.mousewheel&&P(),d.data("perfect-scrollbar",d),d.data("perfect-scrollbar-update",I),d.data("perfect-scrollbar-destroy",Y)};return M(),d})}})(jQuery),function(e){function t(t){var o=t||window.event,r=[].slice.call(arguments,1),n=0,l=0,s=0;return t=e.event.fix(o),t.type="mousewheel",o.wheelDelta&&(n=o.wheelDelta/120),o.detail&&(n=-o.detail/3),s=n,void 0!==o.axis&&o.axis===o.HORIZONTAL_AXIS&&(s=0,l=-1*n),void 0!==o.wheelDeltaY&&(s=o.wheelDeltaY/120),void 0!==o.wheelDeltaX&&(l=-1*o.wheelDeltaX/120),r.unshift(t,n,l,s),(e.event.dispatch||e.event.handle).apply(this,r)}var o=["DOMMouseScroll","mousewheel"];if(e.event.fixHooks)for(var r=o.length;r;)e.event.fixHooks[o[--r]]=e.event.mouseHooks;e.event.special.mousewheel={setup:function(){if(this.addEventListener)for(var e=o.length;e;)this.addEventListener(o[--e],t,!1);else this.onmousewheel=t},teardown:function(){if(this.removeEventListener)for(var e=o.length;e;)this.removeEventListener(o[--e],t,!1);else this.onmousewheel=null}},e.fn.extend({mousewheel:function(e){return e?this.bind("mousewheel",e):this.trigger("mousewheel")},unmousewheel:function(e){return this.unbind("mousewheel",e)}})}(jQuery);
\ No newline at end of file
diff --git a/package.json b/package.json
index 9748513..422cdd1 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "perfect-scrollbar",
-  "version": "0.4.1",
+  "version": "0.4.2",
   "engines": {
     "node": ">= 0.8.0"
   },
diff --git a/perfect-scrollbar.jquery.json b/perfect-scrollbar.jquery.json
index 377148d..dc28028 100644
--- a/perfect-scrollbar.jquery.json
+++ b/perfect-scrollbar.jquery.json
@@ -2,7 +2,7 @@
   "name": "perfect-scrollbar",
   "title": "perfect-scrollbar",
   "description": "Tiny but perfect jquery scrollbar plugin.",
-  "version": "0.4.1",
+  "version": "0.4.2",
   "author": {
     "name": "HyeonJe Jun",
     "email": "noraesae@yuiazu.net",