diff --git a/rollup.config.js b/rollup.config.js
index efdc3079305bf05dfd47a8772d124df1e528cf51..ad725069b104e2dfad92e2379f97f755ae2c3832 100644
--- a/rollup.config.js
+++ b/rollup.config.js
@@ -39,7 +39,6 @@ let pdfAsQualifiedlySigningServer = '';
 let matomoSiteId = 131;
 let useTerser = true;
 let useBabel = true;
-let useManualChunks = true;
 let checkLicenses = !watch;
 
 switch (build) {
@@ -91,32 +90,6 @@ switch (build) {
     process.exit(1);
 }
 
-
-
-const CHUNK_BLACKLIST = [
-  'jszip',  // jszip is a node module by default and rollup chunking is confused by that and emits warnings
-  'source-sans-pro',
-  '@open-wc/scoped-elements', // produces no code
-];
-
-/**
- * Returns a list of chunks used for splitting up the bundle.
- * We recursively use every dependency and ever internal dev dependency (starting with 'vpu-').
- */
-function getManualChunks(pkg) {
-  let manualChunks = Object.keys(pkg.dependencies).reduce(function (acc, item) { acc[item] = [item]; return acc;}, {});
-  const vpu = Object.keys(pkg.devDependencies).reduce(function (acc, item) { if (item.startsWith('vpu-')) acc[item] = [item]; return acc;}, {});
-  for (const vpuName in vpu) {
-    const subPkg = require('./node_modules/' + vpuName + '/package.json');
-    manualChunks = Object.assign(manualChunks, getManualChunks(subPkg));
-  }
-  manualChunks = Object.assign(manualChunks, vpu);
-  for(const name of CHUNK_BLACKLIST) {
-    delete manualChunks[name];
-  }
-  return manualChunks;
-}
-
 /**
  * Creates a server certificate and caches it in the .cert directory
  */
@@ -173,8 +146,8 @@ export default {
       format: 'esm',
       sourcemap: true
     },
+    preserveEntrySignatures: false,
     // external: ['zlib', 'http', 'fs', 'https', 'url'],
-    manualChunks: useManualChunks ? getManualChunks(pkg) : false,
     onwarn: function (warning, warn) {
         // ignore "suggestions" warning re "use strict"
         if (warning.code === 'MODULE_LEVEL_DIRECTIVE') {