diff --git a/package-lock.json b/package-lock.json
index e0388d7a..fd0b5204 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -28,7 +28,7 @@
         "css-minimizer-webpack-plugin": "^7.0.0",
         "date-fns": "^4.1.0",
         "dotenv": "^16.4.7",
-        "dotenv-expand": "^5.1.0",
+        "dotenv-expand": "^12.0.1",
         "eslint": "^8.57.1",
         "eslint-webpack-plugin": "^4.2.0",
         "express": "^4.21.2",
@@ -71,6 +71,7 @@
         "tailwindcss": "^4.0.0",
         "terser-webpack-plugin": "^5.3.11",
         "webpack": "^5.93.0",
+        "webpack-dev-server": "^5.2.0",
         "webpack-manifest-plugin": "^5.0.0",
         "workbox-webpack-plugin": "^7.1.0"
       },
@@ -9217,9 +9218,19 @@
       }
     },
     "node_modules/dotenv-expand": {
-      "version": "5.1.0",
-      "resolved": "https://registry.npmjs.org/dotenv-expand/-/dotenv-expand-5.1.0.tgz",
-      "integrity": "sha512-YXQl1DSa4/PQyRfgrv6aoNjhasp/p4qs9FjJ4q4cQk+8m4r6k4ZSiEyytKG8f8W9gi8WsQtIObNmKd+tMzNTmA=="
+      "version": "12.0.1",
+      "resolved": "https://registry.npmjs.org/dotenv-expand/-/dotenv-expand-12.0.1.tgz",
+      "integrity": "sha512-LaKRbou8gt0RNID/9RoI+J2rvXsBRPMV7p+ElHlPhcSARbCPDYcYG2s1TIzAfWv4YSgyY5taidWzzs31lNV3yQ==",
+      "license": "BSD-2-Clause",
+      "dependencies": {
+        "dotenv": "^16.4.5"
+      },
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://dotenvx.com"
+      }
     },
     "node_modules/dunder-proto": {
       "version": "1.0.1",
diff --git a/package.json b/package.json
index bb6cc37f..f5969321 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
     "css-minimizer-webpack-plugin": "^7.0.0",
     "date-fns": "^4.1.0",
     "dotenv": "^16.4.7",
-    "dotenv-expand": "^5.1.0",
+    "dotenv-expand": "^12.0.1",
     "eslint": "^8.57.1",
     "eslint-webpack-plugin": "^4.2.0",
     "express": "^4.21.2",