diff --git a/gulpfile.js b/gulpfile.js
index f77cf566..a8550b55 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -89,22 +89,15 @@ function generateManifest(done) {
   const themeName = projectConf.theme;
 
   const faviconDir = path.join(__dirname, 'theme', themeName, 'favicons');
-  const manifestPath = path.join(faviconDir, 'manifest.json');
-
-  let icons;
-  if (fs.existsSync(manifestPath)) {
-    const existing = JSON.parse(fs.readFileSync(manifestPath, 'utf8'));
-    icons = existing.icons || [];
-  } else {
-    const pngFiles = fs.existsSync(faviconDir)
-      ? fs.readdirSync(faviconDir).filter(f => f.startsWith('android-chrome') && f.endsWith('.png'))
-      : [];
-    icons = pngFiles.map(f => {
-      const match = f.match(/(\d+)x(\d+)/);
-      const size = match ? `${match[1]}x${match[2]}` : '192x192';
-      return { src: `/favicons/${f}`, sizes: size, type: 'image/png' };
-    });
-  }
+
+  const pngFiles = fs.existsSync(faviconDir)
+    ? fs.readdirSync(faviconDir).filter(f => f.startsWith('android-chrome') && f.endsWith('.png'))
+    : [];
+  const icons = pngFiles.map(f => {
+    const match = f.match(/(\d+)x(\d+)/);
+    const size = match ? `${match[1]}x${match[2]}` : '192x192';
+    return { src: `/favicons/${f}`, sizes: size, type: 'image/png' };
+  });
 
   const manifest = {
     name: projectConf.title,
diff --git a/theme/lspl/favicons/site.webmanifest b/theme/lspl/favicons/site.webmanifest
deleted file mode 100644
index 45dc8a20..00000000
--- a/theme/lspl/favicons/site.webmanifest
+++ /dev/null
@@ -1 +0,0 @@
-{"name":"","short_name":"","icons":[{"src":"/android-chrome-192x192.png","sizes":"192x192","type":"image/png"},{"src":"/android-chrome-512x512.png","sizes":"512x512","type":"image/png"}],"theme_color":"#ffffff","background_color":"#ffffff","display":"standalone"}
\ No newline at end of file
diff --git a/theme/lspv/favicons/site.webmanifest b/theme/lspv/favicons/site.webmanifest
deleted file mode 100644
index 45dc8a20..00000000
--- a/theme/lspv/favicons/site.webmanifest
+++ /dev/null
@@ -1 +0,0 @@
-{"name":"","short_name":"","icons":[{"src":"/android-chrome-192x192.png","sizes":"192x192","type":"image/png"},{"src":"/android-chrome-512x512.png","sizes":"512x512","type":"image/png"}],"theme_color":"#ffffff","background_color":"#ffffff","display":"standalone"}
\ No newline at end of file
diff --git a/theme/lsze/favicons/site.webmanifest b/theme/lsze/favicons/site.webmanifest
deleted file mode 100644
index 45dc8a20..00000000
--- a/theme/lsze/favicons/site.webmanifest
+++ /dev/null
@@ -1 +0,0 @@
-{"name":"","short_name":"","icons":[{"src":"/android-chrome-192x192.png","sizes":"192x192","type":"image/png"},{"src":"/android-chrome-512x512.png","sizes":"512x512","type":"image/png"}],"theme_color":"#ffffff","background_color":"#ffffff","display":"standalone"}
\ No newline at end of file
diff --git a/theme/lszk/favicons/manifest.json b/theme/lszk/favicons/manifest.json
deleted file mode 100644
index 0877aadf..00000000
--- a/theme/lszk/favicons/manifest.json
+++ /dev/null
@@ -1,37 +0,0 @@
-{
-	"name": "FGZO Bewegungen",
-	"icons": [
-		{
-			"src": "\/android-chrome-36x36.png",
-			"sizes": "36x36",
-			"type": "image\/png"
-		},
-		{
-			"src": "\/android-chrome-48x48.png",
-			"sizes": "48x48",
-			"type": "image\/png"
-		},
-		{
-			"src": "\/android-chrome-72x72.png",
-			"sizes": "72x72",
-			"type": "image\/png"
-		},
-		{
-			"src": "\/android-chrome-96x96.png",
-			"sizes": "96x96",
-			"type": "image\/png"
-		},
-		{
-			"src": "\/android-chrome-144x144.png",
-			"sizes": "144x144",
-			"type": "image\/png"
-		},
-		{
-			"src": "\/android-chrome-192x192.png",
-			"sizes": "192x192",
-			"type": "image\/png"
-		}
-	],
-	"theme_color": "#ffffff",
-	"display": "standalone"
-}
diff --git a/theme/lszm/favicons/site.webmanifest b/theme/lszm/favicons/site.webmanifest
deleted file mode 100644
index 45dc8a20..00000000
--- a/theme/lszm/favicons/site.webmanifest
+++ /dev/null
@@ -1 +0,0 @@
-{"name":"","short_name":"","icons":[{"src":"/android-chrome-192x192.png","sizes":"192x192","type":"image/png"},{"src":"/android-chrome-512x512.png","sizes":"512x512","type":"image/png"}],"theme_color":"#ffffff","background_color":"#ffffff","display":"standalone"}
\ No newline at end of file
diff --git a/theme/lszo/favicons/site.webmanifest b/theme/lszo/favicons/site.webmanifest
deleted file mode 100644
index 45dc8a20..00000000
--- a/theme/lszo/favicons/site.webmanifest
+++ /dev/null
@@ -1 +0,0 @@
-{"name":"","short_name":"","icons":[{"src":"/android-chrome-192x192.png","sizes":"192x192","type":"image/png"},{"src":"/android-chrome-512x512.png","sizes":"512x512","type":"image/png"}],"theme_color":"#ffffff","background_color":"#ffffff","display":"standalone"}
\ No newline at end of file
diff --git a/theme/lszt/favicons/manifest.json b/theme/lszt/favicons/manifest.json
deleted file mode 100644
index a4c79988..00000000
--- a/theme/lszt/favicons/manifest.json
+++ /dev/null
@@ -1,53 +0,0 @@
-{
-  "name": "MFGT Bewegungen",
-  "icons": [
-      {
-          "src": "/android-chrome-36x36.png?v=2",
-          "sizes": "36x36",
-          "type": "image/png"
-      },
-      {
-          "src": "/android-chrome-48x48.png?v=2",
-          "sizes": "48x48",
-          "type": "image/png"
-      },
-      {
-          "src": "/android-chrome-72x72.png?v=2",
-          "sizes": "72x72",
-          "type": "image/png"
-      },
-      {
-          "src": "/android-chrome-96x96.png?v=2",
-          "sizes": "96x96",
-          "type": "image/png"
-      },
-      {
-          "src": "/android-chrome-144x144.png?v=2",
-          "sizes": "144x144",
-          "type": "image/png"
-      },
-      {
-          "src": "/android-chrome-192x192.png?v=2",
-          "sizes": "192x192",
-          "type": "image/png"
-      },
-      {
-          "src": "/android-chrome-256x256.png?v=2",
-          "sizes": "256x256",
-          "type": "image/png"
-      },
-      {
-          "src": "/android-chrome-384x384.png?v=2",
-          "sizes": "384x384",
-          "type": "image/png"
-      },
-      {
-          "src": "/android-chrome-512x512.png?v=2",
-          "sizes": "512x512",
-          "type": "image/png"
-      }
-  ],
-  "theme_color": "#ffffff",
-  "background_color": "#ffffff",
-  "display": "standalone"
-}