diff --git a/package.json b/package.json
index 10de554..f18e6a7 100644
--- a/package.json
+++ b/package.json
@@ -28,26 +28,26 @@
     "promise-writable": "^6.0.0"
   },
   "devDependencies": {
-    "@types/chai": "^4.2.12",
+    "@types/chai": "^4.2.14",
     "@types/dirty-chai": "^2.0.2",
-    "@types/mocha": "^8.0.1",
-    "@types/node": "^14.0.27",
+    "@types/mocha": "^8.0.3",
+    "@types/node": "^14.11.10",
     "@types/simple-websocket": "^7.0.1",
-    "@typescript-eslint/eslint-plugin": "^3.9.0",
-    "@typescript-eslint/eslint-plugin-tslint": "^3.9.0",
-    "@typescript-eslint/parser": "^3.9.0",
+    "@typescript-eslint/eslint-plugin": "^3.10.1",
+    "@typescript-eslint/eslint-plugin-tslint": "^3.10.1",
+    "@typescript-eslint/parser": "^3.10.1",
     "chai": "^4.2.0",
     "changelog-parser": "^2.8.0",
     "coveralls": "^3.1.0",
     "cross-env": "^7.0.2",
     "dirty-chai": "^2.0.1",
-    "eslint": "^7.6.0",
-    "eslint-config-prettier": "^6.11.0",
-    "eslint-plugin-import": "^2.22.0",
-    "eslint-plugin-jsdoc": "^30.2.1",
+    "eslint": "^7.11.0",
+    "eslint-config-prettier": "^6.13.0",
+    "eslint-plugin-import": "^2.22.1",
+    "eslint-plugin-jsdoc": "^30.6.5",
     "eslint-plugin-node": "^11.1.0",
-    "markdownlint-cli": "^0.23.2",
-    "mocha": "^8.1.1",
+    "markdownlint-cli": "^0.24.0",
+    "mocha": "^8.2.0",
     "mocha-steps": "^1.3.0",
     "nyc": "^15.1.0",
     "prettier": "^2.1.2",