diff --git a/src/js/service/palette/PaletteService.js b/src/js/service/palette/PaletteService.js
index d083ee40..90bd7c1f 100644
--- a/src/js/service/palette/PaletteService.js
+++ b/src/js/service/palette/PaletteService.js
@@ -3,11 +3,12 @@
 
   ns.PaletteService = function () {
     this.dynamicPalettes = [];
-    this.localStorageService = window.localStorage;
+    // Exposed for tests.
+    this.localStorageGlobal = window.localStorage;
   };
 
   ns.PaletteService.prototype.getPalettes = function () {
-    var palettesString = this.localStorageService.getItem('piskel.palettes');
+    var palettesString = this.localStorageGlobal.getItem('piskel.palettes');
     var palettes = JSON.parse(palettesString) || [];
     palettes = palettes.map(function (palette) {
       return pskl.model.Palette.fromObject(palette);
@@ -54,7 +55,7 @@
     palettes = palettes.filter(function (palette) {
       return this.dynamicPalettes.indexOf(palette) === -1;
     }.bind(this));
-    this.localStorageService.setItem('piskel.palettes', JSON.stringify(palettes));
+    this.localStorageGlobal.setItem('piskel.palettes', JSON.stringify(palettes));
     $.publish(Events.PALETTE_LIST_UPDATED);
   };
 
diff --git a/test/js/service/palette/PaletteServiceTest.js b/test/js/service/palette/PaletteServiceTest.js
index a2b5d38a..bcc72869 100644
--- a/test/js/service/palette/PaletteServiceTest.js
+++ b/test/js/service/palette/PaletteServiceTest.js
@@ -2,7 +2,7 @@ describe("Palette Service", function() {
   var paletteService = null;
   var localStorage = {};
 
-  var localStorageService;
+  var localStorageGlobal;
 
 
   var addPalette = function (id, name, color) {
@@ -24,7 +24,7 @@ describe("Palette Service", function() {
   beforeEach(function() {
     localStorage = {};
 
-    localStorageService = {
+    localStorageGlobal = {
       getItem : function (key) {
         if (localStorage.hasOwnProperty(key)) {
           return localStorage[key];
@@ -38,21 +38,21 @@ describe("Palette Service", function() {
     };
 
     paletteService = new pskl.service.palette.PaletteService();
-    paletteService.localStorageService = localStorageService;
+    paletteService.localStorageGlobal = localStorageGlobal;
   });
 
   it("returns an empty array when no palette is stored", function() {
-    spyOn(localStorageService, 'getItem').and.callThrough();
+    spyOn(localStorageGlobal, 'getItem').and.callThrough();
 
     var palettes = paletteService.getPalettes();
     expect(Array.isArray(palettes)).toBe(true);
     expect(palettes.length).toBe(0);
-    expect(localStorageService.getItem).toHaveBeenCalled();
+    expect(localStorageGlobal.getItem).toHaveBeenCalled();
   });
 
   it("can store a palette", function() {
     // when
-    spyOn(localStorageService, 'setItem').and.callThrough();
+    spyOn(localStorageGlobal, 'setItem').and.callThrough();
 
     var paletteId = 'palette-id';
     var paletteName = 'palette-name';
@@ -63,7 +63,7 @@ describe("Palette Service", function() {
     var palettes = paletteService.getPalettes();
 
     // verify
-    expect(localStorageService.setItem).toHaveBeenCalled();
+    expect(localStorageGlobal.setItem).toHaveBeenCalled();
 
     expect(Array.isArray(palettes)).toBe(true);
     expect(palettes.length).toBe(1);