diff --git a/package-lock.json b/package-lock.json
index ada10a0..cc63815 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
       "license": "MIT",
       "dependencies": {
         "@slack/bolt": "^5.1.0",
-        "dotenv": "~17.4.2"
+        "dotenv": "~18.0.4"
       },
       "devDependencies": {
         "@biomejs/biome": "^2.5.14"
@@ -575,10 +575,13 @@
       }
     },
     "node_modules/dotenv": {
-      "version": "17.4.2",
-      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-17.4.2.tgz",
-      "integrity": "sha512-nI4U3TottKAcAD9LLud4Cb7b2QztQMUEfHbvhTH09bqXTxnSie8WnjPALV/WMCrJZ6UV/qHJ6L03OqO3LcdYZw==",
+      "version": "18.0.4",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-18.0.4.tgz",
+      "integrity": "sha512-jGt9uI5BIxpVO15kvy+iEFqNAwxYClKWnkptLjSNPnFLC003Imd0ofr3aEVsbpHdSBdSsbcApNIlz4nbyGMwdA==",
       "license": "BSD-2-Clause",
+      "bin": {
+        "dotenv": "dist/index.cjs"
+      },
       "engines": {
         "node": ">=12"
       },
diff --git a/package.json b/package.json
index 4a62453..31c8916 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
   },
   "dependencies": {
     "@slack/bolt": "^5.1.0",
-    "dotenv": "~17.4.2"
+    "dotenv": "~18.0.4"
   },
   "devDependencies": {
     "@biomejs/biome": "^2.5.14"