diff --git a/bot-slack/package-lock.json b/bot-slack/package-lock.json
index 1670ec37..12cdc038 100644
--- a/bot-slack/package-lock.json
+++ b/bot-slack/package-lock.json
@@ -12,7 +12,7 @@
                 "@slack/bolt": "^3.12.2",
                 "body-parser": "^1.19.1",
                 "coverage": "0.4.1",
-                "dotenv": "^16.0.3",
+                "dotenv": "^16.4.7",
                 "express": "^4.18.2",
                 "lib": "^4.3.3",
                 "node-cron": "^3.0.0",
@@ -2454,11 +2454,15 @@
             }
         },
         "node_modules/dotenv": {
-            "version": "16.0.3",
-            "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.0.3.tgz",
-            "integrity": "sha512-7GO6HghkA5fYG9TYnNxi14/7K9f5occMlp3zXAuSxn7CKCxt9xbNWG7yF8hTCSUchlfWSe3uLmlPfigevRItzQ==",
+            "version": "16.4.7",
+            "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.4.7.tgz",
+            "integrity": "sha512-47qPchRCykZC03FhkYAhrvwU4xDBFIj1QPqaarj6mdM/hgUzfPHcpkHJOn3mJAufFeeAxAzeGsr5X0M4k6fLZQ==",
+            "license": "BSD-2-Clause",
             "engines": {
                 "node": ">=12"
+            },
+            "funding": {
+                "url": "https://dotenvx.com"
             }
         },
         "node_modules/ecc-jsbn": {
diff --git a/bot-slack/package.json b/bot-slack/package.json
index 6cee4a84..45fb31e7 100644
--- a/bot-slack/package.json
+++ b/bot-slack/package.json
@@ -16,7 +16,7 @@
         "@slack/bolt": "^3.12.2",
         "body-parser": "^1.19.1",
         "coverage": "0.4.1",
-        "dotenv": "^16.0.3",
+        "dotenv": "^16.4.7",
         "express": "^4.18.2",
         "lib": "^4.3.3",
         "node-cron": "^3.0.0",