diff --git a/graph-sample/package-lock.json b/graph-sample/package-lock.json
index b0ea5c4..e301531 100644
--- a/graph-sample/package-lock.json
+++ b/graph-sample/package-lock.json
@@ -15,7 +15,7 @@
         "date-fns": "^2.30.0",
         "date-fns-tz": "^2.0.0",
         "debug": "^4.3.4",
-        "dotenv": "^16.3.2",
+        "dotenv": "^16.4.1",
         "express": "^4.18.2",
         "express-promise-router": "^4.1.1",
         "express-session": "^1.17.3",
@@ -607,9 +607,9 @@
       }
     },
     "node_modules/dotenv": {
-      "version": "16.3.2",
-      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.3.2.tgz",
-      "integrity": "sha512-HTlk5nmhkm8F6JcdXvHIzaorzCoziNQT9mGxLPVXW8wJF1TiGSL60ZGB4gHWabHOaMmWmhvk2/lPHfnBiT78AQ==",
+      "version": "16.4.1",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.4.1.tgz",
+      "integrity": "sha512-CjA3y+Dr3FyFDOAMnxZEGtnW9KBR2M0JvvUtXNW+dYJL5ROWxP9DUHCwgFqpMk0OXCc0ljhaNTr2w/kutYIcHQ==",
       "engines": {
         "node": ">=12"
       },
diff --git a/graph-sample/package.json b/graph-sample/package.json
index 5c8ceb5..6ebef66 100644
--- a/graph-sample/package.json
+++ b/graph-sample/package.json
@@ -15,7 +15,7 @@
     "date-fns": "^2.30.0",
     "date-fns-tz": "^2.0.0",
     "debug": "^4.3.4",
-    "dotenv": "^16.3.2",
+    "dotenv": "^16.4.1",
     "express": "^4.18.2",
     "express-promise-router": "^4.1.1",
     "express-session": "^1.17.3",