diff --git a/components/prism-core.js b/components/prism-core.js
index d83beabb3e..5fadcd710e 100644
--- a/components/prism-core.js
+++ b/components/prism-core.js
@@ -484,7 +484,11 @@ if (script) {
 
 	if (document.addEventListener && !script.hasAttribute('data-manual')) {
 		if(document.readyState !== "loading") {
-			requestAnimationFrame(_.highlightAll, 0);
+			if (window.requestAnimationFrame) {
+				window.requestAnimationFrame(_.highlightAll);
+			} else {
+				window.setTimeout(_.highlightAll, 16);
+			}
 		}
 		else {
 			document.addEventListener('DOMContentLoaded', _.highlightAll);
diff --git a/components/prism-core.min.js b/components/prism-core.min.js
index ce80ed3072..5f48cacd41 100644
--- a/components/prism-core.min.js
+++ b/components/prism-core.min.js
@@ -1 +1 @@
-var _self="undefined"!=typeof window?window:"undefined"!=typeof WorkerGlobalScope&&self instanceof WorkerGlobalScope?self:{},Prism=function(){var e=/\blang(?:uage)?-(\w+)\b/i,t=0,n=_self.Prism={util:{encode:function(e){return e instanceof a?new a(e.type,n.util.encode(e.content),e.alias):"Array"===n.util.type(e)?e.map(n.util.encode):e.replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/\u00a0/g," ")},type:function(e){return Object.prototype.toString.call(e).match(/\[object (\w+)\]/)[1]},objId:function(e){return e.__id||Object.defineProperty(e,"__id",{value:++t}),e.__id},clone:function(e){var t=n.util.type(e);switch(t){case"Object":var a={};for(var r in e)e.hasOwnProperty(r)&&(a[r]=n.util.clone(e[r]));return a;case"Array":return e.map&&e.map(function(e){return n.util.clone(e)})}return e}},languages:{extend:function(e,t){var a=n.util.clone(n.languages[e]);for(var r in t)a[r]=t[r];return a},insertBefore:function(e,t,a,r){r=r||n.languages;var l=r[e];if(2==arguments.length){a=arguments[1];for(var i in a)a.hasOwnProperty(i)&&(l[i]=a[i]);return l}var o={};for(var s in l)if(l.hasOwnProperty(s)){if(s==t)for(var i in a)a.hasOwnProperty(i)&&(o[i]=a[i]);o[s]=l[s]}return n.languages.DFS(n.languages,function(t,n){n===r[e]&&t!=e&&(this[t]=o)}),r[e]=o},DFS:function(e,t,a,r){r=r||{};for(var l in e)e.hasOwnProperty(l)&&(t.call(e,l,e[l],a||l),"Object"!==n.util.type(e[l])||r[n.util.objId(e[l])]?"Array"!==n.util.type(e[l])||r[n.util.objId(e[l])]||(r[n.util.objId(e[l])]=!0,n.languages.DFS(e[l],t,l,r)):(r[n.util.objId(e[l])]=!0,n.languages.DFS(e[l],t,null,r)))}},plugins:{},highlightAll:function(e,t){var a={callback:t,selector:'code[class*="language-"], [class*="language-"] code, code[class*="lang-"], [class*="lang-"] code'};n.hooks.run("before-highlightall",a);for(var r,l=a.elements||document.querySelectorAll(a.selector),i=0;r=l[i++];)n.highlightElement(r,e===!0,a.callback)},highlightElement:function(t,a,r){for(var l,i,o=t;o&&!e.test(o.className);)o=o.parentNode;o&&(l=(o.className.match(e)||[,""])[1].toLowerCase(),i=n.languages[l]),t.className=t.className.replace(e,"").replace(/\s+/g," ")+" language-"+l,o=t.parentNode,/pre/i.test(o.nodeName)&&(o.className=o.className.replace(e,"").replace(/\s+/g," ")+" language-"+l);var s=t.textContent,u={element:t,language:l,grammar:i,code:s};if(n.hooks.run("before-sanity-check",u),!u.code||!u.grammar)return n.hooks.run("complete",u),void 0;if(n.hooks.run("before-highlight",u),a&&_self.Worker){var c=new Worker(n.filename);c.onmessage=function(e){u.highlightedCode=e.data,n.hooks.run("before-insert",u),u.element.innerHTML=u.highlightedCode,r&&r.call(u.element),n.hooks.run("after-highlight",u),n.hooks.run("complete",u)},c.postMessage(JSON.stringify({language:u.language,code:u.code,immediateClose:!0}))}else u.highlightedCode=n.highlight(u.code,u.grammar,u.language),n.hooks.run("before-insert",u),u.element.innerHTML=u.highlightedCode,r&&r.call(t),n.hooks.run("after-highlight",u),n.hooks.run("complete",u)},highlight:function(e,t,r){var l=n.tokenize(e,t);return a.stringify(n.util.encode(l),r)},tokenize:function(e,t){var a=n.Token,r=[e],l=t.rest;if(l){for(var i in l)t[i]=l[i];delete t.rest}e:for(var i in t)if(t.hasOwnProperty(i)&&t[i]){var o=t[i];o="Array"===n.util.type(o)?o:[o];for(var s=0;s<o.length;++s){var u=o[s],c=u.inside,g=!!u.lookbehind,h=!!u.greedy,f=0,d=u.alias;if(h&&!u.pattern.global){var p=u.pattern.toString().match(/[imuy]*$/)[0];u.pattern=RegExp(u.pattern.source,p+"g")}u=u.pattern||u;for(var m=0,y=0;m<r.length;y+=(r[m].matchedStr||r[m]).length,++m){var v=r[m];if(r.length>e.length)break e;if(!(v instanceof a)){u.lastIndex=0;var b=u.exec(v),k=1;if(!b&&h&&m!=r.length-1){if(u.lastIndex=y,b=u.exec(e),!b)break;for(var w=b.index+(g?b[1].length:0),_=b.index+b[0].length,S=m,P=y,A=r.length;A>S&&_>P;++S)P+=(r[S].matchedStr||r[S]).length,w>=P&&(++m,y=P);if(r[m]instanceof a||r[S-1].greedy)continue;k=S-m,v=e.slice(y,P),b.index-=y}if(b){g&&(f=b[1].length);var w=b.index+f,b=b[0].slice(f),_=w+b.length,x=v.slice(0,w),O=v.slice(_),j=[m,k];x&&j.push(x);var N=new a(i,c?n.tokenize(b,c):b,d,b,h);j.push(N),O&&j.push(O),Array.prototype.splice.apply(r,j)}}}}}return r},hooks:{all:{},add:function(e,t){var a=n.hooks.all;a[e]=a[e]||[],a[e].push(t)},run:function(e,t){var a=n.hooks.all[e];if(a&&a.length)for(var r,l=0;r=a[l++];)r(t)}}},a=n.Token=function(e,t,n,a,r){this.type=e,this.content=t,this.alias=n,this.matchedStr=a||null,this.greedy=!!r};if(a.stringify=function(e,t,r){if("string"==typeof e)return e;if("Array"===n.util.type(e))return e.map(function(n){return a.stringify(n,t,e)}).join("");var l={type:e.type,content:a.stringify(e.content,t,r),tag:"span",classes:["token",e.type],attributes:{},language:t,parent:r};if("comment"==l.type&&(l.attributes.spellcheck="true"),e.alias){var i="Array"===n.util.type(e.alias)?e.alias:[e.alias];Array.prototype.push.apply(l.classes,i)}n.hooks.run("wrap",l);var o="";for(var s in l.attributes)o+=(o?" ":"")+s+'="'+(l.attributes[s]||"")+'"';return"<"+l.tag+' class="'+l.classes.join(" ")+'" '+o+">"+l.content+"</"+l.tag+">"},!_self.document)return _self.addEventListener?(_self.addEventListener("message",function(e){var t=JSON.parse(e.data),a=t.language,r=t.code,l=t.immediateClose;_self.postMessage(n.highlight(r,n.languages[a],a)),l&&_self.close()},!1),_self.Prism):_self.Prism;var r=document.currentScript||[].slice.call(document.getElementsByTagName("script")).pop();return r&&(n.filename=r.src,document.addEventListener&&!r.hasAttribute("data-manual")&&("loading"!==document.readyState?requestAnimationFrame(n.highlightAll,0):document.addEventListener("DOMContentLoaded",n.highlightAll))),_self.Prism}();"undefined"!=typeof module&&module.exports&&(module.exports=Prism),"undefined"!=typeof global&&(global.Prism=Prism);
\ No newline at end of file
+var _self="undefined"!=typeof window?window:"undefined"!=typeof WorkerGlobalScope&&self instanceof WorkerGlobalScope?self:{},Prism=function(){var e=/\blang(?:uage)?-(\w+)\b/i,t=0,n=_self.Prism={util:{encode:function(e){return e instanceof a?new a(e.type,n.util.encode(e.content),e.alias):"Array"===n.util.type(e)?e.map(n.util.encode):e.replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/\u00a0/g," ")},type:function(e){return Object.prototype.toString.call(e).match(/\[object (\w+)\]/)[1]},objId:function(e){return e.__id||Object.defineProperty(e,"__id",{value:++t}),e.__id},clone:function(e){var t=n.util.type(e);switch(t){case"Object":var a={};for(var r in e)e.hasOwnProperty(r)&&(a[r]=n.util.clone(e[r]));return a;case"Array":return e.map&&e.map(function(e){return n.util.clone(e)})}return e}},languages:{extend:function(e,t){var a=n.util.clone(n.languages[e]);for(var r in t)a[r]=t[r];return a},insertBefore:function(e,t,a,r){r=r||n.languages;var i=r[e];if(2==arguments.length){a=arguments[1];for(var l in a)a.hasOwnProperty(l)&&(i[l]=a[l]);return i}var o={};for(var s in i)if(i.hasOwnProperty(s)){if(s==t)for(var l in a)a.hasOwnProperty(l)&&(o[l]=a[l]);o[s]=i[s]}return n.languages.DFS(n.languages,function(t,n){n===r[e]&&t!=e&&(this[t]=o)}),r[e]=o},DFS:function(e,t,a,r){r=r||{};for(var i in e)e.hasOwnProperty(i)&&(t.call(e,i,e[i],a||i),"Object"!==n.util.type(e[i])||r[n.util.objId(e[i])]?"Array"!==n.util.type(e[i])||r[n.util.objId(e[i])]||(r[n.util.objId(e[i])]=!0,n.languages.DFS(e[i],t,i,r)):(r[n.util.objId(e[i])]=!0,n.languages.DFS(e[i],t,null,r)))}},plugins:{},highlightAll:function(e,t){var a={callback:t,selector:'code[class*="language-"], [class*="language-"] code, code[class*="lang-"], [class*="lang-"] code'};n.hooks.run("before-highlightall",a);for(var r,i=a.elements||document.querySelectorAll(a.selector),l=0;r=i[l++];)n.highlightElement(r,e===!0,a.callback)},highlightElement:function(t,a,r){for(var i,l,o=t;o&&!e.test(o.className);)o=o.parentNode;o&&(i=(o.className.match(e)||[,""])[1].toLowerCase(),l=n.languages[i]),t.className=t.className.replace(e,"").replace(/\s+/g," ")+" language-"+i,o=t.parentNode,/pre/i.test(o.nodeName)&&(o.className=o.className.replace(e,"").replace(/\s+/g," ")+" language-"+i);var s=t.textContent,u={element:t,language:i,grammar:l,code:s};if(n.hooks.run("before-sanity-check",u),!u.code||!u.grammar)return n.hooks.run("complete",u),void 0;if(n.hooks.run("before-highlight",u),a&&_self.Worker){var c=new Worker(n.filename);c.onmessage=function(e){u.highlightedCode=e.data,n.hooks.run("before-insert",u),u.element.innerHTML=u.highlightedCode,r&&r.call(u.element),n.hooks.run("after-highlight",u),n.hooks.run("complete",u)},c.postMessage(JSON.stringify({language:u.language,code:u.code,immediateClose:!0}))}else u.highlightedCode=n.highlight(u.code,u.grammar,u.language),n.hooks.run("before-insert",u),u.element.innerHTML=u.highlightedCode,r&&r.call(t),n.hooks.run("after-highlight",u),n.hooks.run("complete",u)},highlight:function(e,t,r){var i=n.tokenize(e,t);return a.stringify(n.util.encode(i),r)},tokenize:function(e,t){var a=n.Token,r=[e],i=t.rest;if(i){for(var l in i)t[l]=i[l];delete t.rest}e:for(var l in t)if(t.hasOwnProperty(l)&&t[l]){var o=t[l];o="Array"===n.util.type(o)?o:[o];for(var s=0;s<o.length;++s){var u=o[s],c=u.inside,g=!!u.lookbehind,h=!!u.greedy,f=0,d=u.alias;if(h&&!u.pattern.global){var p=u.pattern.toString().match(/[imuy]*$/)[0];u.pattern=RegExp(u.pattern.source,p+"g")}u=u.pattern||u;for(var m=0,y=0;m<r.length;y+=(r[m].matchedStr||r[m]).length,++m){var v=r[m];if(r.length>e.length)break e;if(!(v instanceof a)){u.lastIndex=0;var b=u.exec(v),k=1;if(!b&&h&&m!=r.length-1){if(u.lastIndex=y,b=u.exec(e),!b)break;for(var w=b.index+(g?b[1].length:0),_=b.index+b[0].length,A=m,S=y,P=r.length;P>A&&_>S;++A)S+=(r[A].matchedStr||r[A]).length,w>=S&&(++m,y=S);if(r[m]instanceof a||r[A-1].greedy)continue;k=A-m,v=e.slice(y,S),b.index-=y}if(b){g&&(f=b[1].length);var w=b.index+f,b=b[0].slice(f),_=w+b.length,x=v.slice(0,w),O=v.slice(_),j=[m,k];x&&j.push(x);var N=new a(l,c?n.tokenize(b,c):b,d,b,h);j.push(N),O&&j.push(O),Array.prototype.splice.apply(r,j)}}}}}return r},hooks:{all:{},add:function(e,t){var a=n.hooks.all;a[e]=a[e]||[],a[e].push(t)},run:function(e,t){var a=n.hooks.all[e];if(a&&a.length)for(var r,i=0;r=a[i++];)r(t)}}},a=n.Token=function(e,t,n,a,r){this.type=e,this.content=t,this.alias=n,this.matchedStr=a||null,this.greedy=!!r};if(a.stringify=function(e,t,r){if("string"==typeof e)return e;if("Array"===n.util.type(e))return e.map(function(n){return a.stringify(n,t,e)}).join("");var i={type:e.type,content:a.stringify(e.content,t,r),tag:"span",classes:["token",e.type],attributes:{},language:t,parent:r};if("comment"==i.type&&(i.attributes.spellcheck="true"),e.alias){var l="Array"===n.util.type(e.alias)?e.alias:[e.alias];Array.prototype.push.apply(i.classes,l)}n.hooks.run("wrap",i);var o="";for(var s in i.attributes)o+=(o?" ":"")+s+'="'+(i.attributes[s]||"")+'"';return"<"+i.tag+' class="'+i.classes.join(" ")+'" '+o+">"+i.content+"</"+i.tag+">"},!_self.document)return _self.addEventListener?(_self.addEventListener("message",function(e){var t=JSON.parse(e.data),a=t.language,r=t.code,i=t.immediateClose;_self.postMessage(n.highlight(r,n.languages[a],a)),i&&_self.close()},!1),_self.Prism):_self.Prism;var r=document.currentScript||[].slice.call(document.getElementsByTagName("script")).pop();return r&&(n.filename=r.src,document.addEventListener&&!r.hasAttribute("data-manual")&&("loading"!==document.readyState?window.requestAnimationFrame?window.requestAnimationFrame(n.highlightAll):window.setTimeout(n.highlightAll,16):document.addEventListener("DOMContentLoaded",n.highlightAll))),_self.Prism}();"undefined"!=typeof module&&module.exports&&(module.exports=Prism),"undefined"!=typeof global&&(global.Prism=Prism);
\ No newline at end of file
diff --git a/prism.js b/prism.js
index cb8db61fa1..60e787ba4b 100644
--- a/prism.js
+++ b/prism.js
@@ -489,7 +489,11 @@ if (script) {
 
 	if (document.addEventListener && !script.hasAttribute('data-manual')) {
 		if(document.readyState !== "loading") {
-			requestAnimationFrame(_.highlightAll, 0);
+			if (window.requestAnimationFrame) {
+				window.requestAnimationFrame(_.highlightAll);
+			} else {
+				window.setTimeout(_.highlightAll, 16);
+			}
 		}
 		else {
 			document.addEventListener('DOMContentLoaded', _.highlightAll);