diff --git a/data/i18n/i18n.yaml b/data/i18n/i18n.yaml
index 4b512ea..8f3db17 100644
--- a/data/i18n/i18n.yaml
+++ b/data/i18n/i18n.yaml
@@ -1,15 +1,27 @@
 ---
-curId: 2
+curId: 6
 descriptions:
   test-2: ""
   test-1: "aaa"
+  test-6: ""
+  test-5: ""
+  test-4: ""
+  test-3: ""
 languages:
   en:
     test-1: "hello"
     test-2: "world"
+    test-3: "Welcome to Exo's Game Engine Demo!"
+    test-4: "Start"
+    test-5: "This is a message\\n\\nbla bla bla...\\n\\nHave a nice day!"
+    test-6: "OK"
   de:
     test-1: "hallo"
     test-2: "welt"
+    test-3: "Willkommen zu Exo's Spieleengine Demo!"
+    test-4: "Start"
+    test-5: "Dies ist eine Nachricht\\n\\nbla bla bla...\\n\\nSchönen Tag noch!"
+    test-6: "Ok"
 languagesInfo:
   en:
     name: "English"
diff --git a/src/test/java/de/extio/game_engine/demo/DemoModule.java b/src/test/java/de/extio/game_engine/demo/DemoModule.java
index bc75d63..f4fd5ed 100644
--- a/src/test/java/de/extio/game_engine/demo/DemoModule.java
+++ b/src/test/java/de/extio/game_engine/demo/DemoModule.java
@@ -7,6 +7,7 @@ import org.springframework.context.ApplicationContext;
 
 import de.extio.game_engine.audio.AudioController;
 import de.extio.game_engine.event.EventService;
+import de.extio.game_engine.i18n.LocalizationService;
 import de.extio.game_engine.module.AbstractClientModule;
 import de.extio.game_engine.renderer.RendererControl;
 import de.extio.game_engine.renderer.container.Window;
@@ -34,6 +35,9 @@ public class DemoModule extends AbstractClientModule {
 	
 	@Autowired
 	private EventService eventService;
+
+	@Autowired
+	private LocalizationService localizationService;
 	
 	private Window mainWindow;
 	
@@ -110,7 +114,7 @@ public class DemoModule extends AbstractClientModule {
 	
 	private void setupMainWindow() {
 		var bo = this.renderingBoPool.acquire("DemoModule_MainWindow_Label_Welcome", ControlRenderingBo.class)
-				.setCaption("Welcome to Exo's Game Engine Demo!")
+				.setCaption(this.localizationService.translate("test-3"))
 				.setFontSize(48)
 				.setType(LabelControl.class)
 				.setVisible(true)
@@ -127,7 +131,7 @@ public class DemoModule extends AbstractClientModule {
 		this.mainWindow.putRenderingBo(bo);
 		
 		bo = this.renderingBoPool.acquire("DemoModule_MainWindow_Label_Start", ControlRenderingBo.class)
-				.setCaption("Start")
+				.setCaption(this.localizationService.translate("test-4"))
 				.setFontSize(96)
 				.setType(LabelControl.class)
 				.setVisible(true)
@@ -139,7 +143,7 @@ public class DemoModule extends AbstractClientModule {
 	
 	private void setupSecondaryWindow() {
 		var bo = this.renderingBoPool.acquire("DemoModule_SecondaryWindow_Text", DrawFontRenderingBo.class)
-				.setText("This is a message\n\nbla bla bla...\n\nHave a nice day!")
+				.setText(this.localizationService.translate("test-5").replace("\\n", "\n"))
 				.setSize(32)
 				.setAlignment(HorizontalAlignment.CENTER)
 				.withDimensionAbsolute(RendererControl.REFERENCE_RESOLUTION.divide(7).multiply(2).substract(20).getX(), 40)
@@ -147,7 +151,7 @@ public class DemoModule extends AbstractClientModule {
 		this.secondaryWindow.putRenderingBo(bo);
 		
 		bo = this.renderingBoPool.acquire("DemoModule_SecondaryWindow_Button_Ok", ControlRenderingBo.class)
-				.setCaption("OK")
+				.setCaption(this.localizationService.translate("test-6"))
 				.setType(ButtonControl.class)
 				.setVisible(true)
 				.setEnabled(true)