diff --git a/spec/test/utilSpec.js b/spec/test/utilSpec.js
--- a/spec/test/utilSpec.js
+++ b/spec/test/utilSpec.js
@@ -1,59 +1,59 @@
 /* global expect */
 
-describe("Util",function(){
-  let cryptoJS=require("../../dist/main.js");
-	let util=cryptoJS.util;
-	let utf=[ // https://tools.ietf.org/html/rfc3629#page-8
-		["",[]],
-		["abc",[97,98,99]],
-		["å",[195,165]],
-		["🚅",[240,159,154,133]],
-		["žír",[0xc5,0xbe,0xc3,0xad,114]],
-		["A\u2262\u0391.",[0x41,0xE2,0x89,0xA2,0xCE,0x91,0x2E]],
-		["\uD55C\uAD6D\uC5B4",[0xED,0x95,0x9C,0xEA,0xB5,0xAD,0xEC,0x96,0xB4]],
-		["\ud84c\udfb4",[0xf0,0xa3,0x8e,0xb4]]
+describe("Util", function() {
+	let cryptoJS = require("../../dist/main.js");
+	let util = cryptoJS.util;
+	let utf = [ // https://tools.ietf.org/html/rfc3629#page-8
+		["", []],
+		["abc", [97, 98, 99]],
+		["å", [195, 165]],
+		["🚅", [240, 159, 154, 133]],
+		["žír", [0xc5, 0xbe, 0xc3, 0xad, 114]],
+		["A\u2262\u0391.", [0x41, 0xE2, 0x89, 0xA2, 0xCE, 0x91, 0x2E]],
+		["\uD55C\uAD6D\uC5B4", [0xED, 0x95, 0x9C, 0xEA, 0xB5, 0xAD, 0xEC, 0x96, 0xB4]],
+		["\ud84c\udfb4", [0xf0, 0xa3, 0x8e, 0xb4]]
 	];
-	let base64=[
-		[[],""],
-		[[102],"Zg=="],
-		[[102,111],"Zm8="],
-		[[102,111,111],"Zm9v"],
-		[[102,111,111,98],"Zm9vYg=="],
-		[[102,111,111,98,97],"Zm9vYmE="],
-		[[102,111,111,98,97,114],"Zm9vYmFy"]
+	let base64 = [
+		[[], ""],
+		[[102], "Zg=="],
+		[[102, 111], "Zm8="],
+		[[102, 111, 111], "Zm9v"],
+		[[102, 111, 111, 98], "Zm9vYg=="],
+		[[102, 111, 111, 98, 97], "Zm9vYmE="],
+		[[102, 111, 111, 98, 97, 114], "Zm9vYmFy"]
 	];
-	
-	describe("bytes2int32s",function(){
-		it("should pack bytes into 32b integers",function(){
+
+	describe("bytes2int32s", function() {
+		it("should pack bytes into 32b integers", function() {
 			expect(util.bytes2int32s([])).toEqual([]);
 			expect(util.bytes2int32s([0])).toEqual([0]);
 			expect(util.bytes2int32s([1])).toEqual([1]);
-			expect(util.bytes2int32s([0x12,0x34,0x56,0x78,0x9a])).toEqual([0x78563412,0x9a]);
+			expect(util.bytes2int32s([0x12, 0x34, 0x56, 0x78, 0x9a])).toEqual([0x78563412, 0x9a]);
 		});
 	});
-	
-	describe("str2utf8",function(){
-		it("should encode a String into bytes in UTF-8",function(){
-			utf.forEach(couple=>expect(util.str2utf8(couple[0])).toEqual(couple[1]));
+
+	describe("str2utf8", function() {
+		it("should encode a String into bytes in UTF-8", function() {
+			utf.forEach(couple => expect(util.str2utf8(couple[0])).toEqual(couple[1]));
 		});
 	});
-	
-	describe("utf82str",function(){
-		it("should decode a String from UTF-8 bytes",function(){
-			utf.forEach(couple=>expect(util.utf82str(couple[1])).toEqual(couple[0]));
+
+	describe("utf82str", function() {
+		it("should decode a String from UTF-8 bytes", function() {
+			utf.forEach(couple => expect(util.utf82str(couple[1])).toEqual(couple[0]));
 		});
 	});
-	
-	
-	describe("bytes2base64",function(){
-		it("should correctly encode bytes into base64",function(){
-			base64.forEach(couple=>expect(util.bytes2base64(couple[0])).toEqual(couple[1]));
+
+
+	describe("bytes2base64", function() {
+		it("should correctly encode bytes into base64", function() {
+			base64.forEach(couple => expect(util.bytes2base64(couple[0])).toEqual(couple[1]));
 		});
 	});
-	
-	describe("base642bytes",function(){
-		it("should correctly decode bytes from base64",function(){
-			base64.forEach(couple=>expect(util.base642bytes(couple[1])).toEqual(couple[0]));
+
+	describe("base642bytes", function() {
+		it("should correctly decode bytes from base64", function() {
+			base64.forEach(couple => expect(util.base642bytes(couple[1])).toEqual(couple[0]));
 		});
 	});
 });