diff --git a/package-lock.json b/package-lock.json
index 85b1ed2..2f64452 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12,7 +12,7 @@
         "@line/bot-sdk": "^7.5.0",
         "airtable": "^0.11.4",
         "axios": "^0.27.2",
-        "dotenv": "^16.0.1",
+        "dotenv": "^16.0.3",
         "fastify": "^3.18.1"
       },
       "devDependencies": {
@@ -549,9 +549,9 @@
       }
     },
     "node_modules/dotenv": {
-      "version": "16.0.1",
-      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.0.1.tgz",
-      "integrity": "sha512-1K6hR6wtk2FviQ4kEiSjFiH5rpzEVi8WW0x96aztHVMhEspNpc4DVOUTEHtEva5VThQ8IaBX1Pe4gSzpVVUsKQ==",
+      "version": "16.0.3",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.0.3.tgz",
+      "integrity": "sha512-7GO6HghkA5fYG9TYnNxi14/7K9f5occMlp3zXAuSxn7CKCxt9xbNWG7yF8hTCSUchlfWSe3uLmlPfigevRItzQ==",
       "engines": {
         "node": ">=12"
       }
@@ -2482,9 +2482,9 @@
       "dev": true
     },
     "dotenv": {
-      "version": "16.0.1",
-      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.0.1.tgz",
-      "integrity": "sha512-1K6hR6wtk2FviQ4kEiSjFiH5rpzEVi8WW0x96aztHVMhEspNpc4DVOUTEHtEva5VThQ8IaBX1Pe4gSzpVVUsKQ=="
+      "version": "16.0.3",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.0.3.tgz",
+      "integrity": "sha512-7GO6HghkA5fYG9TYnNxi14/7K9f5occMlp3zXAuSxn7CKCxt9xbNWG7yF8hTCSUchlfWSe3uLmlPfigevRItzQ=="
     },
     "edge-runtime": {
       "version": "1.0.1",
diff --git a/package.json b/package.json
index a058f36..bb5a9df 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "@line/bot-sdk": "^7.5.0",
     "airtable": "^0.11.4",
     "axios": "^0.27.2",
-    "dotenv": "^16.0.1",
+    "dotenv": "^16.0.3",
     "fastify": "^3.18.1"
   }
 }