diff --git a/.circleci/config.yml b/.circleci/config.yml
index 20c89203..dc67f70c 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -4,7 +4,7 @@ defaults: &defaults
   working_directory: ~/enigma.js
   # Available images https://hub.docker.com/r/circleci/node/tags/
   docker:
-    - image: cimg/node:21.5.0
+    - image: cimg/node:21.6.1
 
 jobs:
   install:
diff --git a/package-lock.json b/package-lock.json
index 0d6f3027..8f912d12 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -18,7 +18,7 @@
         "babel-plugin-istanbul": "6.1.1",
         "coveralls": "3.1.1",
         "cross-env": "7.0.3",
-        "dotenv": "16.3.1",
+        "dotenv": "16.4.1",
         "eslint": "8.56.0",
         "eslint-config-airbnb-base": "15.0.0",
         "eslint-plugin-import": "2.29.1",
@@ -36,7 +36,7 @@
         "rollup-plugin-node-resolve": "5.2.0",
         "rollup-plugin-terser": "7.0.2",
         "scriptappy-from-jsdoc": "0.7.0",
-        "ws": "8.13.0"
+        "ws": "8.16.0"
       }
     },
     "node_modules/@aashutoshrathi/word-wrap": {
@@ -9343,9 +9343,9 @@
       "dev": true
     },
     "node_modules/dotenv": {
-      "version": "16.3.1",
-      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.3.1.tgz",
-      "integrity": "sha512-IPzF4w4/Rd94bA9imS68tZBaYyBWSCE47V1RGuMrB94iyTOIEwRmVL2x/4An+6mETpLrKJ5hQkB8W4kFAadeIQ==",
+      "version": "16.4.1",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.4.1.tgz",
+      "integrity": "sha512-CjA3y+Dr3FyFDOAMnxZEGtnW9KBR2M0JvvUtXNW+dYJL5ROWxP9DUHCwgFqpMk0OXCc0ljhaNTr2w/kutYIcHQ==",
       "dev": true,
       "engines": {
         "node": ">=12"
@@ -23282,9 +23282,9 @@
       }
     },
     "node_modules/ws": {
-      "version": "8.13.0",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-8.13.0.tgz",
-      "integrity": "sha512-x9vcZYTrFPC7aSIbj7sRCYo7L/Xb8Iy+pW0ng0wt2vCJv7M9HOMy0UoN3rr+IFC7hb7vXoqS+P9ktyLLLhO+LA==",
+      "version": "8.16.0",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-8.16.0.tgz",
+      "integrity": "sha512-HS0c//TP7Ina87TfiPUz1rQzMhHrl/SG2guqRcTOIUYD2q8uhUdNHZYJUaQ8aTGPzCh+c6oawMKW35nFl1dxyQ==",
       "dev": true,
       "engines": {
         "node": ">=10.0.0"
@@ -30749,9 +30749,9 @@
       "dev": true
     },
     "dotenv": {
-      "version": "16.3.1",
-      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.3.1.tgz",
-      "integrity": "sha512-IPzF4w4/Rd94bA9imS68tZBaYyBWSCE47V1RGuMrB94iyTOIEwRmVL2x/4An+6mETpLrKJ5hQkB8W4kFAadeIQ==",
+      "version": "16.4.1",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.4.1.tgz",
+      "integrity": "sha512-CjA3y+Dr3FyFDOAMnxZEGtnW9KBR2M0JvvUtXNW+dYJL5ROWxP9DUHCwgFqpMk0OXCc0ljhaNTr2w/kutYIcHQ==",
       "dev": true
     },
     "duplexer": {
@@ -41675,9 +41675,9 @@
       }
     },
     "ws": {
-      "version": "8.13.0",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-8.13.0.tgz",
-      "integrity": "sha512-x9vcZYTrFPC7aSIbj7sRCYo7L/Xb8Iy+pW0ng0wt2vCJv7M9HOMy0UoN3rr+IFC7hb7vXoqS+P9ktyLLLhO+LA==",
+      "version": "8.16.0",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-8.16.0.tgz",
+      "integrity": "sha512-HS0c//TP7Ina87TfiPUz1rQzMhHrl/SG2guqRcTOIUYD2q8uhUdNHZYJUaQ8aTGPzCh+c6oawMKW35nFl1dxyQ==",
       "dev": true,
       "requires": {}
     },
diff --git a/package.json b/package.json
index 80c186b0..9904904e 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
     "babel-plugin-istanbul": "6.1.1",
     "coveralls": "3.1.1",
     "cross-env": "7.0.3",
-    "dotenv": "16.3.1",
+    "dotenv": "16.4.1",
     "eslint": "8.56.0",
     "eslint-config-airbnb-base": "15.0.0",
     "eslint-plugin-import": "2.29.1",
@@ -67,6 +67,6 @@
     "rollup-plugin-node-resolve": "5.2.0",
     "rollup-plugin-terser": "7.0.2",
     "scriptappy-from-jsdoc": "0.7.0",
-    "ws": "8.13.0"
+    "ws": "8.16.0"
   }
 }