diff --git a/tilorswift/js/Tileset.js b/tilorswift/js/Tileset.js
index 90b4cca..863d951 100644
--- a/tilorswift/js/Tileset.js
+++ b/tilorswift/js/Tileset.js
@@ -7,7 +7,7 @@ export default class Tileset
     {
         this.setId = setId;
         this.image = new Image();
-        this.image.src = Setting.TILESET_LOCATION + GraphicSet[this.setId].tileset;
+        this.image.src = '../' + Setting.TILESET_LOCATION + GraphicSet[this.setId].tileset;
         this.tiles = GraphicSet[this.setId].tiles;
         this.scale = GraphicSet[this.setId].scale;
     }
@@ -31,4 +31,4 @@ export default class Tileset
     {
         return this.image.height * this.scale;
     }
-}
\ No newline at end of file
+}
diff --git a/tilorswift/js/dialog/Dialog.js b/tilorswift/js/dialog/Dialog.js
index 5a309be..5c0d581 100644
--- a/tilorswift/js/dialog/Dialog.js
+++ b/tilorswift/js/dialog/Dialog.js
@@ -77,7 +77,7 @@ export default class Dialog
 
         let htmlAvatarElement = document.createElement('div');
         htmlAvatarElement.id = 'tileset-avatar';
-        htmlAvatarElement.style.backgroundImage = 'url("' + Setting.TILESET_LOCATION + GraphicSet[0].tileset + '")';
+        htmlAvatarElement.style.backgroundImage = 'url("../' + Setting.TILESET_LOCATION + GraphicSet[0].tileset + '")';
 
         let htmlListElement = document.createElement('div');
         htmlListElement.id = 'tileset-list';
@@ -100,7 +100,7 @@ export default class Dialog
 
                 let htmlThumbnail = document.createElement('div');
                 htmlThumbnail.classList.add('tileset-thumbnail');
-                htmlThumbnail.style.backgroundImage = 'url("' + Setting.TILESET_LOCATION + graphicSet.tileset + '")';
+                htmlThumbnail.style.backgroundImage = 'url("../' + Setting.TILESET_LOCATION + graphicSet.tileset + '")';
                 htmlTilesetElement.appendChild(htmlThumbnail);
 
                 let htmlTitleElement = document.createElement('div');
@@ -112,7 +112,7 @@ export default class Dialog
                     'click',
                     () => {
                         htmlListElement.style.display = 'none';
-                        htmlAvatarElement.style.backgroundImage = 'url("' + Setting.TILESET_LOCATION + GraphicSet[index].tileset + '")';
+                        htmlAvatarElement.style.backgroundImage = 'url("../' + Setting.TILESET_LOCATION + GraphicSet[index].tileset + '")';
                         window.dispatchEvent(new TilorswiftTilesetSelectedEvent(index));
                     }
                 );
@@ -130,4 +130,4 @@ export default class Dialog
     {
         this.messageElement.innerText = message;
     }
-}
\ No newline at end of file
+}
diff --git a/tilorswift/js/module.js b/tilorswift/js/module.js
index ebe3743..2232465 100644
--- a/tilorswift/js/module.js
+++ b/tilorswift/js/module.js
@@ -29,11 +29,11 @@ import DialogGravity from "./dialog/DialogGravity.js";
 let level = Level.createFromFile('../levels/moonbase.json');
 
 if (GraphicSet[level.terrain.tileset.setId].backgroundImage !== null) {
-    document.body.style.backgroundImage = 'url("' + Setting.GRAPHICS_LOCATION + GraphicSet[level.getTilesetId()].backgroundImage + '")';
+    document.body.style.backgroundImage = 'url("../' + Setting.GRAPHICS_LOCATION + GraphicSet[level.getTilesetId()].backgroundImage + '")';
 }
 
 let image = new Image();
-image.src = Setting.TILESET_LOCATION + GraphicSet[level.terrain.tileset.setId].tileset;
+image.src = '../' + Setting.TILESET_LOCATION + GraphicSet[level.terrain.tileset.setId].tileset;
 
 image.onload = function () {
     document.body.style.backgroundColor = GraphicSet[level.terrain.tileset.setId].backgroundColor;
@@ -179,7 +179,7 @@ image.onload = function () {
             level.terrain = new Terrain(tileset, event.tilesX, event.tilesY, GraphicSet[event.tilesetIndex].backgroundColor);
             document.body.style.backgroundColor = level.getBackgroundColor();
             if (GraphicSet[event.tilesetIndex].backgroundImage !== null) {
-                document.body.style.backgroundImage = 'url("' + Setting.GRAPHICS_LOCATION + GraphicSet[event.tilesetIndex].backgroundImage + '")';
+                document.body.style.backgroundImage = 'url("../' + Setting.GRAPHICS_LOCATION + GraphicSet[event.tilesetIndex].backgroundImage + '")';
             } else {
                 document.body.style.backgroundImage = 'none';
             }