diff --git a/lib/closePlugin.ts b/lib/closePlugin.ts
new file mode 100644
index 00000000..fe864ae2
--- /dev/null
+++ b/lib/closePlugin.ts
@@ -0,0 +1,25 @@
+// ref: https://stackoverflow.com/a/76920975
+import type { Plugin } from 'vite';
+
+export default function ClosePlugin(): Plugin {
+  return {
+    name: 'ClosePlugin', // required, will show up in warnings and errors
+
+    // use this to catch errors when building
+    buildEnd(error) {
+      if(error) {
+        console.error('Error bundling')
+        console.error(error)
+        process.exit(1)
+      } else {
+        console.log('Build ended')
+      }
+    },
+
+    // use this to catch the end of a build without errors
+    closeBundle() {
+      console.log('Bundle closed')
+      process.exit(0)
+    },
+  }
+}
diff --git a/src/SEQTA.ts b/src/SEQTA.ts
index 28c633fa..d211e106 100644
--- a/src/SEQTA.ts
+++ b/src/SEQTA.ts
@@ -164,6 +164,17 @@ export function OpenWhatsNewPopup() {
   let text = stringToHTML(
     /* html */ `
   <div class="whatsnewTextContainer" style="height: 50%;overflow-y: scroll;">  
+
+    <h1>3.4.4 - Bug Fixes and Improvements</h1>
+    <li>Removed broken gradients on the backgrounds of certain buttons</li>
+    <li>Fixed timetable quickbar arrow receiving the wrong colour</li>
+    <li>Auto-applied selected theme after saving in theme creator</li>
+    <li>Fixed a bug where timetable was clipped at certain times</li>
+    <li>Improved spacing of the message editor buttons</li>
+    <li>Added HEX colour input to the theme creator</li>
+    <li>Fixed theme application in the creator</li>
+    <li>Performance improvements</li>
+    <li>Other minor bug fixes</li>
   
     <h1>3.4.3 - Minor Bug Fixes</h1>
     <li>Fixed a bug where timetable colours couldn't be changed</li>
diff --git a/vite.config.ts b/vite.config.ts
index 85657276..51bc6f77 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -4,6 +4,7 @@ import { join, resolve } from 'path';
 import { updateManifestPlugin } from './lib/patchPackage';
 import { base64Loader } from './lib/base64loader';
 import type { BuildTarget } from './lib/types';
+import ClosePlugin from './lib/closePlugin';
 
 import react from '@vitejs/plugin-react';
 import million from "million/compiler";
@@ -25,7 +26,7 @@ const targets: BuildTarget[] = [
 
 const mode = process.env.MODE || 'chrome';
 
-export default defineConfig({
+export default defineConfig(({ command }) => ({
   plugins: [
     base64Loader,
     react(),
@@ -38,7 +39,8 @@ export default defineConfig({
       manifest: targets.find(t => t.browser === mode.toLowerCase())?.manifest ?? chrome.manifest,
       browser: mode.toLowerCase() === "firefox" ? "firefox" : "chrome"
     }),
-    updateManifestPlugin()
+    updateManifestPlugin(),
+    ...(command === 'build' ? [ClosePlugin()] : [])
   ],
   root: resolve(__dirname, './src'),
   resolve: {
@@ -78,4 +80,4 @@ export default defineConfig({
       }
     }
   }
-});
\ No newline at end of file
+}));
\ No newline at end of file