diff --git a/package-lock.json b/package-lock.json
index 016c882..83b5854 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,18 +1,18 @@
 {
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@@ -62,15 +62,19 @@
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@@ -83,9 +87,9 @@
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@@ -643,9 +657,9 @@
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@@ -992,9 +1006,9 @@
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@@ -1067,9 +1081,9 @@
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@@ -1082,9 +1096,9 @@
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@@ -1094,28 +1108,30 @@
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-      "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=",
-      "dev": true
+      "version": "1.2.8",
+      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.8.tgz",
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+      "dev": true,
+      "funding": {
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+      }
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-      "deprecated": "Legacy versions of mkdirp are no longer supported. Please update to mkdirp 1.x. (Note that the API surface has changed to use Promises in 1.x.)",
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       "dev": true,
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-        "minimist": "0.0.8"
+        "minimist": "^1.2.6"
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@@ -1125,16 +1141,15 @@
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+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.8.tgz",
+      "integrity": "sha512-WNLf5Sd8oZxOm+TzppcYk8gVOgP+l58xNy58D0nbUnOxOWRWvlcCV4kUF7ltmI6PsrLl/BgKEyS4mqsGChFN0w==",
       "funding": [
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           "url": "https://github.com/sponsors/ai"
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-      "license": "MIT",
       "bin": {
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@@ -1343,9 +1358,9 @@
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+      "version": "5.7.2",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.2.tgz",
+      "integrity": "sha512-cBznnQ9KjJqU67B52RMC65CMarK2600WFnbkcaiwWq3xy/5haFJlshgnpjovMVJ+Hff49d8GEn0b87C5pDQ10g==",
       "dev": true,
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diff --git a/package.json b/package.json
index e14973c..5f9b76b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "democracy",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "description": "Node.js unicast discovery, master-slave elections and pub/sub.",
   "homepage": "https://github.com/goldfire/democracy.js",
   "keywords": [
@@ -25,7 +25,7 @@
   "main": "index.js",
   "license": "MIT",
   "dependencies": {
-    "nanoid": "3.3.7"
+    "nanoid": "^3.3.8"
   },
   "devDependencies": {
     "eslint": "5.9.*",