diff --git a/package.json b/package.json
index 4c3b757..c980e3a 100644
--- a/package.json
+++ b/package.json
@@ -21,15 +21,15 @@
     "deploy": "gh-pages -d dist"
   },
   "devDependencies": {
-    "@babel/core": "7.17.9",
-    "@babel/preset-env": "7.16.11",
-    "babel-loader": "8.2.4",
-    "coffee-loader": "3.0.0",
-    "coffeescript": "2.6.1",
-    "gh-pages": "3.2.3",
+    "@babel/core": "7.18.2",
+    "@babel/preset-env": "7.18.2",
+    "babel-loader": "8.2.5",
+    "coffee-loader": "4.0.0",
+    "coffeescript": "2.7.0",
+    "gh-pages": "4.0.0",
     "html-webpack-plugin": "5.5.0",
     "mathjax-full": "3.2.0",
-    "webpack": "5.72.0",
+    "webpack": "5.73.0",
     "webpack-cli": "4.9.2"
   }
 }