diff --git a/ChangeLog.md b/ChangeLog.md
index 0fb7c6fe..c2ecf21c 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,7 +1,11 @@
 # Write Your Python Program - CHANGELOG
 
-* ? (?)
+* 1.3.0 (2024-12-01)
   * Fix bug with union of unions
+  * Improve scrolling #148
+  * Improve highlighting of current line #155
+  * Improve rendering of classes and functions #154
+  * Several other bugfixes
 * 1.2.1 (2024-11-05)
   * Fix assets for visualization
 * 1.2.0 (2024-11-04)
diff --git a/package.json b/package.json
index 4d6d1bd6..39112370 100644
--- a/package.json
+++ b/package.json
@@ -3,7 +3,7 @@
 	"displayName": "Write Your Python Program!",
 	"description": "A user friendly python environment for beginners",
 	"license": "See license in LICENSE",
-	"version": "1.2.1",
+	"version": "1.3.0",
 	"publisher": "StefanWehr",
 	"icon": "icon.png",
 	"engines": {
diff --git a/src/programflow-visualization/main.ts b/src/programflow-visualization/main.ts
index 64c18d65..87fbac1e 100644
--- a/src/programflow-visualization/main.ts
+++ b/src/programflow-visualization/main.ts
@@ -19,7 +19,7 @@ export function getProgFlowVizCallback(context: vscode.ExtensionContext, outChan
                 vscode.window.showWarningMessage('Not a Python file');
                 return;
             }
-            vscode.window.activeTextEditor?.document.save();
+            await vscode.window.activeTextEditor?.document.save();
 
             const content = await FileHandler.getContentOf(file);
             const fileHash = Md5.hashStr(content);