diff --git a/package-lock.json b/package-lock.json
index a1c1693218fb4800762ffbb126b97ddf0cf683a4..fdfcd0465ce20abcc16b04762359e4da2136d787 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,26 +14,86 @@
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-        "@babel/traverse": "^7.8.6",
-        "@babel/types": "^7.8.7",
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         "debug": "^4.1.0",
         "gensync": "^1.0.0-beta.1",
-        "json5": "^2.1.0",
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         "lodash": "^4.17.13",
         "resolve": "^1.3.2",
         "semver": "^5.4.1",
         "source-map": "^0.5.0"
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+          "resolved": "https://registry.npmjs.org/@babel/traverse/-/traverse-7.9.5.tgz",
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+          "requires": {
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+            "@babel/generator": "^7.9.5",
+            "@babel/helper-function-name": "^7.9.5",
+            "@babel/helper-split-export-declaration": "^7.8.3",
+            "@babel/parser": "^7.9.0",
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+          "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.9.5.tgz",
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+            "lodash": "^4.17.13",
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@@ -88,6 +148,15 @@
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+      "resolved": "https://registry.npmjs.org/@babel/helper-member-expression-to-functions/-/helper-member-expression-to-functions-7.8.3.tgz",
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+      "dev": true,
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@@ -97,6 +166,43 @@
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       }
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+      "resolved": "https://registry.npmjs.org/@babel/helper-module-transforms/-/helper-module-transforms-7.9.0.tgz",
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+        "@babel/helper-split-export-declaration": "^7.8.3",
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+      "resolved": "https://registry.npmjs.org/@babel/helper-optimise-call-expression/-/helper-optimise-call-expression-7.8.3.tgz",
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@@ -112,6 +218,28 @@
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@@ -121,15 +249,80 @@
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+      "resolved": "https://registry.npmjs.org/@babel/helper-validator-identifier/-/helper-validator-identifier-7.9.5.tgz",
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-        "@babel/types": "^7.8.3"
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+        "@babel/types": "^7.9.0"
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+            "@babel/generator": "^7.9.5",
+            "@babel/helper-function-name": "^7.9.5",
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+            "globals": "^11.1.0",
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+          "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.9.5.tgz",
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@@ -188,9 +381,9 @@
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@@ -221,9 +414,9 @@
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+      "resolved": "https://registry.npmjs.org/@babel/runtime-corejs3/-/runtime-corejs3-7.9.2.tgz",
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@@ -295,6 +488,21 @@
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+      "resolved": "https://registry.npmjs.org/@rollup/plugin-commonjs/-/plugin-commonjs-11.1.0.tgz",
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+        "commondir": "^1.0.1",
+        "estree-walker": "^1.0.1",
+        "glob": "^7.1.2",
+        "is-reference": "^1.1.2",
+        "magic-string": "^0.25.2",
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@@ -304,6 +512,19 @@
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+      "resolved": "https://registry.npmjs.org/@rollup/plugin-node-resolve/-/plugin-node-resolve-7.1.3.tgz",
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+      "dev": true,
+      "requires": {
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+        "@types/resolve": "0.0.8",
+        "builtin-modules": "^3.1.0",
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@@ -462,6 +683,16 @@
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-        "is-module": "^1.0.0",
-        "resolve": "^1.11.1",
-        "rollup-pluginutils": "^2.8.1"
-      }
-    },
     "rollup-plugin-serve": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/rollup-plugin-serve/-/rollup-plugin-serve-1.0.1.tgz",
@@ -4673,24 +4963,46 @@
         }
       }
     },
+    "string.prototype.trimend": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/string.prototype.trimend/-/string.prototype.trimend-1.0.1.tgz",
+      "integrity": "sha512-LRPxFUaTtpqYsTeNKaFOw3R4bxIzWOnbQ837QfBylo8jIxtcbK/A/sMV7Q+OAV/vWo+7s25pOE10KYSjaSO06g==",
+      "dev": true,
+      "requires": {
+        "define-properties": "^1.1.3",
+        "es-abstract": "^1.17.5"
+      }
+    },
     "string.prototype.trimleft": {
-      "version": "2.1.1",
-      "resolved": "https://registry.npmjs.org/string.prototype.trimleft/-/string.prototype.trimleft-2.1.1.tgz",
-      "integrity": "sha512-iu2AGd3PuP5Rp7x2kEZCrB2Nf41ehzh+goo8TV7z8/XDBbsvc6HQIlUl9RjkZ4oyrW1XM5UwlGl1oVEaDjg6Ag==",
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/string.prototype.trimleft/-/string.prototype.trimleft-2.1.2.tgz",
+      "integrity": "sha512-gCA0tza1JBvqr3bfAIFJGqfdRTyPae82+KTnm3coDXkZN9wnuW3HjGgN386D7hfv5CHQYCI022/rJPVlqXyHSw==",
       "dev": true,
       "requires": {
         "define-properties": "^1.1.3",
-        "function-bind": "^1.1.1"
+        "es-abstract": "^1.17.5",
+        "string.prototype.trimstart": "^1.0.0"
       }
     },
     "string.prototype.trimright": {
-      "version": "2.1.1",
-      "resolved": "https://registry.npmjs.org/string.prototype.trimright/-/string.prototype.trimright-2.1.1.tgz",
-      "integrity": "sha512-qFvWL3/+QIgZXVmJBfpHmxLB7xsUXz6HsUmP8+5dRaC3Q7oKUv9Vo6aMCRZC1smrtyECFsIT30PqBJ1gTjAs+g==",
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/string.prototype.trimright/-/string.prototype.trimright-2.1.2.tgz",
+      "integrity": "sha512-ZNRQ7sY3KroTaYjRS6EbNiiHrOkjihL9aQE/8gfQ4DtAC/aEBRHFJa44OmoWxGGqXuJlfKkZW4WcXErGr+9ZFg==",
       "dev": true,
       "requires": {
         "define-properties": "^1.1.3",
-        "function-bind": "^1.1.1"
+        "es-abstract": "^1.17.5",
+        "string.prototype.trimend": "^1.0.0"
+      }
+    },
+    "string.prototype.trimstart": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/string.prototype.trimstart/-/string.prototype.trimstart-1.0.1.tgz",
+      "integrity": "sha512-XxZn+QpvrBI1FOcg6dIpxUPgWCPuNXvMD72aaRaUQv1eD4e/Qy8i/hFTe0BUmD60p/QA6bh1avmuPTfNjqVWRw==",
+      "dev": true,
+      "requires": {
+        "define-properties": "^1.1.3",
+        "es-abstract": "^1.17.5"
       }
     },
     "string_decoder": {
@@ -4779,6 +5091,56 @@
         }
       }
     },
+    "tar-fs": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/tar-fs/-/tar-fs-2.0.1.tgz",
+      "integrity": "sha512-6tzWDMeroL87uF/+lin46k+Q+46rAJ0SyPGz7OW7wTgblI273hsBqk2C1j0/xNadNLKDTUL9BukSjB7cwgmlPA==",
+      "dev": true,
+      "requires": {
+        "chownr": "^1.1.1",
+        "mkdirp-classic": "^0.5.2",
+        "pump": "^3.0.0",
+        "tar-stream": "^2.0.0"
+      },
+      "dependencies": {
+        "pump": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/pump/-/pump-3.0.0.tgz",
+          "integrity": "sha512-LwZy+p3SFs1Pytd/jYct4wpv49HiYCqd9Rlc5ZVdk0V+8Yzv6jR5Blk3TRmPL1ft69TxP0IMZGJ+WPFU2BFhww==",
+          "dev": true,
+          "requires": {
+            "end-of-stream": "^1.1.0",
+            "once": "^1.3.1"
+          }
+        }
+      }
+    },
+    "tar-stream": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/tar-stream/-/tar-stream-2.1.2.tgz",
+      "integrity": "sha512-UaF6FoJ32WqALZGOIAApXx+OdxhekNMChu6axLJR85zMMjXKWFGjbIRe+J6P4UnRGg9rAwWvbTT0oI7hD/Un7Q==",
+      "dev": true,
+      "requires": {
+        "bl": "^4.0.1",
+        "end-of-stream": "^1.4.1",
+        "fs-constants": "^1.0.0",
+        "inherits": "^2.0.3",
+        "readable-stream": "^3.1.1"
+      },
+      "dependencies": {
+        "readable-stream": {
+          "version": "3.6.0",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.6.0.tgz",
+          "integrity": "sha512-BViHy7LKeTz4oNnkcLJ+lVSL6vpiFeX6/d3oSH8zCW7UxP2onchk+vTGB143xuFjHS3deTgkKoXXymXqymiIdA==",
+          "dev": true,
+          "requires": {
+            "inherits": "^2.0.3",
+            "string_decoder": "^1.1.1",
+            "util-deprecate": "^1.0.1"
+          }
+        }
+      }
+    },
     "terser": {
       "version": "4.6.6",
       "resolved": "https://registry.npmjs.org/terser/-/terser-4.6.6.tgz",
@@ -4956,10 +5318,10 @@
         "mime-types": "~2.1.24"
       }
     },
-    "typedarray": {
-      "version": "0.0.6",
-      "resolved": "https://registry.npmjs.org/typedarray/-/typedarray-0.0.6.tgz",
-      "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=",
+    "ua-parser-js": {
+      "version": "0.7.21",
+      "resolved": "https://registry.npmjs.org/ua-parser-js/-/ua-parser-js-0.7.21.tgz",
+      "integrity": "sha512-+O8/qh/Qj8CgC6eYBVBykMrNtp5Gebn4dlGD/kKXVkJNDwyrAwSIqwz8CDf+tsAIWVycKcku6gIXJ0qwx/ZXaQ==",
       "dev": true
     },
     "ultron": {
@@ -4968,6 +5330,16 @@
       "integrity": "sha512-UIEXBNeYmKptWH6z8ZnqTeS8fV74zG0/eRU9VGkpzz+LIJNs8W/zM/L+7ctCkRrgbNnnR0xxw4bKOr0cW0N0Og==",
       "dev": true
     },
+    "unbzip2-stream": {
+      "version": "1.4.1",
+      "resolved": "https://registry.npmjs.org/unbzip2-stream/-/unbzip2-stream-1.4.1.tgz",
+      "integrity": "sha512-sgDYfSDPMsA4Hr2/w7vOlrJBlwzmyakk1+hW8ObLvxSp0LA36LcL2XItGvOT3OSblohSdevMuT8FQjLsqyy4sA==",
+      "dev": true,
+      "requires": {
+        "buffer": "^5.2.1",
+        "through": "^2.3.8"
+      }
+    },
     "unc-path-regex": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/unc-path-regex/-/unc-path-regex-0.1.2.tgz",
@@ -5041,16 +5413,6 @@
         "punycode": "^2.1.0"
       }
     },
-    "useragent": {
-      "version": "2.3.0",
-      "resolved": "https://registry.npmjs.org/useragent/-/useragent-2.3.0.tgz",
-      "integrity": "sha512-4AoH4pxuSvHCjqLO04sU6U/uE65BYza8l/KKBS0b0hnUPWi+cQ2BpeTEwejCSx9SPV5/U03nniDTrWx5NrmKdw==",
-      "dev": true,
-      "requires": {
-        "lru-cache": "4.1.x",
-        "tmp": "0.0.x"
-      }
-    },
     "util-deprecate": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
@@ -5180,29 +5542,6 @@
         "lit-element": "^2.2.1",
         "lit-html": "^1.1.2",
         "universal-router": "^9.0.1"
-      },
-      "dependencies": {
-        "i18next": {
-          "version": "19.4.2",
-          "resolved": "https://registry.npmjs.org/i18next/-/i18next-19.4.2.tgz",
-          "integrity": "sha512-gDctWhIgACc92Uub7vb0GTdtLKZTgiDIiBkGExOSPgqhCSyyPOb8svLxixzzSS3yMjC3fduK/BbkRt95JHwvDw==",
-          "requires": {
-            "@babel/runtime": "^7.3.1"
-          }
-        },
-        "path-to-regexp": {
-          "version": "6.1.0",
-          "resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-6.1.0.tgz",
-          "integrity": "sha512-h9DqehX3zZZDCEm+xbfU0ZmwCGFCAAraPJWMXJ4+v32NjZJilVg3k1TcKsRgIb8IQ/izZSaydDc1OhJCZvs2Dw=="
-        },
-        "universal-router": {
-          "version": "9.0.1",
-          "resolved": "https://registry.npmjs.org/universal-router/-/universal-router-9.0.1.tgz",
-          "integrity": "sha512-cDKiUa0/XuEXVlbvngqW1gYaolq6/+hNakR291PostYaN5G7w6VOKfk3nIucHlX5MxFnvmSs9KsRgD+6pYwwzg==",
-          "requires": {
-            "path-to-regexp": "^6.1.0"
-          }
-        }
       }
     },
     "vpu-auth": {
@@ -5228,16 +5567,6 @@
         "lit-element": "^2.1.0",
         "lit-html": "^1.1.1",
         "material-design-icons-svg": "^3.0.0"
-      },
-      "dependencies": {
-        "i18next": {
-          "version": "19.4.2",
-          "resolved": "https://registry.npmjs.org/i18next/-/i18next-19.4.2.tgz",
-          "integrity": "sha512-gDctWhIgACc92Uub7vb0GTdtLKZTgiDIiBkGExOSPgqhCSyyPOb8svLxixzzSS3yMjC3fduK/BbkRt95JHwvDw==",
-          "requires": {
-            "@babel/runtime": "^7.3.1"
-          }
-        }
       }
     },
     "vpu-language-select": {
@@ -5322,12 +5651,6 @@
       "integrity": "sha512-Hz/mrNwitNRh/HUAtM/VT/5VH+ygD6DV7mYKZAtHOrbs8U7lvPS6xf7EJKMF0uW1KJCl0H701g3ZGus+muE5vQ==",
       "dev": true
     },
-    "wordwrap": {
-      "version": "0.0.3",
-      "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.3.tgz",
-      "integrity": "sha1-o9XabNXAvAAI03I0u68b7WMFkQc=",
-      "dev": true
-    },
     "wrap-ansi": {
       "version": "5.1.0",
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-5.1.0.tgz",
@@ -5407,16 +5730,10 @@
       "integrity": "sha512-r9S/ZyXu/Xu9q1tYlpsLIsa3EeLXXk0VwlxqTcFRfg9EhMW+17kbt9G0NrgCmhGb5vT2hyhJZLfDGx+7+5Uj/w==",
       "dev": true
     },
-    "yallist": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/yallist/-/yallist-2.1.2.tgz",
-      "integrity": "sha1-HBH5IY8HYImkfdUS+TxmmaaoHVI=",
-      "dev": true
-    },
     "yargs": {
-      "version": "13.3.0",
-      "resolved": "https://registry.npmjs.org/yargs/-/yargs-13.3.0.tgz",
-      "integrity": "sha512-2eehun/8ALW8TLoIl7MVaRUrg+yCnenu8B4kBlRxj3GJGDKU1Og7sMXPNm1BYyM1DOJmTZ4YeN/Nwxv+8XJsUA==",
+      "version": "13.3.2",
+      "resolved": "https://registry.npmjs.org/yargs/-/yargs-13.3.2.tgz",
+      "integrity": "sha512-AX3Zw5iPruN5ie6xGRIDgqkT+ZhnRlZMLMHAs8tg7nRruy2Nb+i5o9bwghAogtM08q1dpr2LVoS8KSTMYpWXUw==",
       "dev": true,
       "requires": {
         "cliui": "^5.0.0",
@@ -5428,7 +5745,7 @@
         "string-width": "^3.0.0",
         "which-module": "^2.0.0",
         "y18n": "^4.0.0",
-        "yargs-parser": "^13.1.1"
+        "yargs-parser": "^13.1.2"
       },
       "dependencies": {
         "emoji-regex": {
@@ -5457,9 +5774,9 @@
       }
     },
     "yargs-parser": {
-      "version": "13.1.1",
-      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-13.1.1.tgz",
-      "integrity": "sha512-oVAVsHz6uFrg3XQheFII8ESO2ssAf9luWuAd6Wexsu4F3OtIW0o8IribPXYrD4WC24LWtPrJlGy87y5udK+dxQ==",
+      "version": "13.1.2",
+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-13.1.2.tgz",
+      "integrity": "sha512-3lbsNRf/j+A4QuSZfDRA7HRSfWrzO0YjqTJd5kjAq37Zep1CEgaYmrH9Q3GwPiB9cHyd1Y1UwggGhJGoxipbzg==",
       "dev": true,
       "requires": {
         "camelcase": "^5.0.0",
@@ -5478,12 +5795,13 @@
       }
     },
     "yauzl": {
-      "version": "2.4.1",
-      "resolved": "https://registry.npmjs.org/yauzl/-/yauzl-2.4.1.tgz",
-      "integrity": "sha1-lSj0QtqxsihOWLQ3m7GU4i4MQAU=",
+      "version": "2.10.0",
+      "resolved": "https://registry.npmjs.org/yauzl/-/yauzl-2.10.0.tgz",
+      "integrity": "sha1-x+sXyT4RLLEIb6bY5R+wZnt5pfk=",
       "dev": true,
       "requires": {
-        "fd-slicer": "~1.0.1"
+        "buffer-crc32": "~0.2.3",
+        "fd-slicer": "~1.1.0"
       }
     },
     "yeast": {
diff --git a/package.json b/package.json
index 077f85079f0769099e8e78b935e899474ecd0820..32f36de658fc8bc519ee8911340730e86b88e385 100644
--- a/package.json
+++ b/package.json
@@ -3,61 +3,60 @@
   "version": "1.0.0",
   "main": "src/vpu-signature.js",
   "devDependencies": {
-    "@babel/core": "^7.8.4",
+    "@babel/core": "^7.9.0",
     "@babel/plugin-syntax-dynamic-import": "^7.8.3",
     "@babel/plugin-syntax-import-meta": "^7.8.3",
-    "@babel/plugin-transform-runtime": "^7.8.3",
+    "@babel/plugin-transform-runtime": "^7.9.0",
     "@babel/preset-modules": "^0.1.3",
-    "@babel/runtime-corejs3": "^7.8.4",
+    "@babel/runtime-corejs3": "^7.9.2",
     "@rollup/plugin-json": "^4.0.2",
     "@rollup/plugin-replace": "^2.3.1",
     "@rollup/plugin-url": "^4.0.2",
-    "acorn": "^6.1.0",
     "babel-eslint": "^10.0.3",
     "chai": "^4.2.0",
     "chokidar": "^3.3.1",
     "eslint": "^6.8.0",
-    "eslint-plugin-jsdoc": "^21.0.0",
+    "eslint-plugin-jsdoc": "^23.0.0",
     "glob": "^7.1.6",
     "i18next-scanner": "^2.10.3",
-    "karma": "^4.4.1",
+    "karma": "^5.0.1",
     "karma-chai": "^0.1.0",
     "karma-chrome-launcher": "^3.1.0",
     "karma-firefox-launcher": "^1.3.0",
-    "karma-mocha": "^1.3.0",
+    "karma-mocha": "^2.0.0",
     "license-checker": "^25.0.1",
-    "mocha": "^7.0.0",
-    "puppeteer": "^2.1.1",
-    "rollup": "^1.31.1",
-    "rollup-plugin-babel": "^5.0.0-alpha.1",
-    "rollup-plugin-commonjs": "^10.1.0",
+    "mocha": "^7.1.1",
+    "puppeteer": "^3.0.0",
+    "rollup": "^2.6.1",
+    "rollup-plugin-babel": "^5.0.0-alpha.2",
+    "@rollup/plugin-commonjs": "^11.0.0",
     "rollup-plugin-consts": "^1.0.1",
     "rollup-plugin-copy": "^3.3.0",
     "rollup-plugin-delete": "^1.2.0",
     "rollup-plugin-emit-ejs": "^3.0.0",
-    "rollup-plugin-node-resolve": "^5.2.0",
+    "@rollup/plugin-node-resolve": "^7.0.0",
     "rollup-plugin-serve": "^1.0.1",
     "rollup-plugin-terser": "^5.2.0",
     "selfsigned": "^1.10.7"
   },
   "dependencies": {
     "file-saver": "^2.0.2",
-    "i18next": "^19.1.0",
-    "jquery": "^3.4.1",
-    "jszip": "^3.2.2",
-    "lit-element": "^2.2.1",
-    "lit-html": "^1.1.2",
+    "i18next": "^19.4.2",
+    "jquery": "^3.5.0",
+    "jszip": "^3.3.0",
+    "lit-element": "^2.3.1",
+    "lit-html": "^1.2.1",
     "select2": "^4.0.13",
     "source-sans-pro": "^2.45.0",
     "suggestions": "^1.7.0",
     "universal-router": "^9.0.1",
+    "vpu-app-shell": "file:./vendor/app-shell",
     "vpu-auth": "file:./vendor/auth",
     "vpu-common": "file:./vendor/common",
     "vpu-file-upload": "file:./vendor/file-upload",
     "vpu-language-select": "file:./vendor/language-select",
     "vpu-notification": "file:./vendor/notification",
-    "vpu-person-profile": "file:./vendor/person-profile",
-    "vpu-app-shell": "file:./vendor/app-shell"
+    "vpu-person-profile": "file:./vendor/person-profile"
   },
   "scripts": {
     "clean": "rm dist/* -R",
diff --git a/rollup.config.js b/rollup.config.js
index be1f6d060a6742dbb7bbb71a6aca1fda7e1af916..519c0dcfbc301c2745acb0e43597d32ed38fbd2b 100644
--- a/rollup.config.js
+++ b/rollup.config.js
@@ -2,8 +2,8 @@ import path from 'path';
 import fs from 'fs';
 import url from 'url';
 import glob from 'glob';
-import resolve from 'rollup-plugin-node-resolve';
-import commonjs from 'rollup-plugin-commonjs';
+import resolve from '@rollup/plugin-node-resolve';
+import commonjs from '@rollup/plugin-commonjs';
 import copy from 'rollup-plugin-copy';
 import {terser} from "rollup-plugin-terser";
 import json from '@rollup/plugin-json';
@@ -37,6 +37,8 @@ let pdfAsQualifiedlySigningServer = 'sig-dev.tugraz.at';
 let matomoSiteId = 131;
 let useTerser = true;
 let useBabel = true;
+// https://github.com/rollup/rollup/issues/3499
+let useManualChunks = false;
 
 switch (build) {
   case 'local':
@@ -155,7 +157,7 @@ export default {
       format: 'esm',
       sourcemap: true
     },
-    manualChunks: getManualChunks(pkg),
+    manualChunks: useManualChunks ? getManualChunks(pkg) : false,
     onwarn: function (warning, warn) {
         // ignore "suggestions" warning re "use strict"
         if (warning.code === 'MODULE_LEVEL_DIRECTIVE') {