diff --git a/package-lock.json b/package-lock.json
index 92a4e15..520735c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8,7 +8,7 @@
       "name": "nodejs-change-notifications-sample",
       "version": "0.0.0",
       "dependencies": {
-        "@azure/msal-node": "^3.6.4",
+        "@azure/msal-node": "^3.8.4",
         "@microsoft/microsoft-graph-client": "^3.0.7",
         "connect-flash": "^0.1.1",
         "cookie-parser": "~1.4.7",
@@ -33,21 +33,21 @@
       }
     },
     "node_modules/@azure/msal-common": {
-      "version": "15.9.0",
-      "resolved": "https://registry.npmjs.org/@azure/msal-common/-/msal-common-15.9.0.tgz",
-      "integrity": "sha512-lbz/D+C9ixUG3hiZzBLjU79a0+5ZXCorjel3mwXluisKNH0/rOS/ajm8yi4yI9RP5Uc70CAcs9Ipd0051Oh/kA==",
+      "version": "15.13.3",
+      "resolved": "https://registry.npmjs.org/@azure/msal-common/-/msal-common-15.13.3.tgz",
+      "integrity": "sha512-shSDU7Ioecya+Aob5xliW9IGq1Ui8y4EVSdWGyI1Gbm4Vg61WpP95LuzcY214/wEjSn6w4PZYD4/iVldErHayQ==",
       "license": "MIT",
       "engines": {
         "node": ">=0.8.0"
       }
     },
     "node_modules/@azure/msal-node": {
-      "version": "3.6.4",
-      "resolved": "https://registry.npmjs.org/@azure/msal-node/-/msal-node-3.6.4.tgz",
-      "integrity": "sha512-jMeut9UQugcmq7aPWWlJKhJIse4DQ594zc/JaP6BIxg55XaX3aM/jcPuIQ4ryHnI4QSf03wUspy/uqAvjWKbOg==",
+      "version": "3.8.4",
+      "resolved": "https://registry.npmjs.org/@azure/msal-node/-/msal-node-3.8.4.tgz",
+      "integrity": "sha512-lvuAwsDpPDE/jSuVQOBMpLbXuVuLsPNRwWCyK3/6bPlBk0fGWegqoZ0qjZclMWyQ2JNvIY3vHY7hoFmFmFQcOw==",
       "license": "MIT",
       "dependencies": {
-        "@azure/msal-common": "15.9.0",
+        "@azure/msal-common": "15.13.3",
         "jsonwebtoken": "^9.0.0",
         "uuid": "^8.3.0"
       },
@@ -309,6 +309,7 @@
       "version": "4.17.21",
       "resolved": "https://registry.npmjs.org/@types/express/-/express-4.17.21.tgz",
       "integrity": "sha512-ejlPM315qwLpaQlQDTjPdsUFSc6ZsP4AN6AlWnogPjQ7CVi7PYF3YVz+CY3jE2pwYf7E/7HlDAN0rV2GxTG0HQ==",
+      "peer": true,
       "dependencies": {
         "@types/body-parser": "*",
         "@types/express-serve-static-core": "^4.17.33",
@@ -1108,27 +1109,6 @@
         "node": ">= 0.8"
       }
     },
-    "node_modules/encoding": {
-      "version": "0.1.13",
-      "resolved": "https://registry.npmjs.org/encoding/-/encoding-0.1.13.tgz",
-      "integrity": "sha512-ETBauow1T35Y/WZMkio9jiM0Z5xjHHmJ4XmjZOq1l/dXz3lr2sRn87nJy20RupqSh1F2m3HHPSp8ShIPQJrJ3A==",
-      "optional": true,
-      "dependencies": {
-        "iconv-lite": "^0.6.2"
-      }
-    },
-    "node_modules/encoding/node_modules/iconv-lite": {
-      "version": "0.6.3",
-      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.6.3.tgz",
-      "integrity": "sha512-4fCk79wshMdzMp2rH06qWrJE4iolqLhCUH+OiuIgU++RB0+94NlDL81atO7GX55uUKueo0txHNtvEyI6D7WdMw==",
-      "optional": true,
-      "dependencies": {
-        "safer-buffer": ">= 2.1.2 < 3.0.0"
-      },
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
     "node_modules/end-of-stream": {
       "version": "1.4.4",
       "resolved": "https://registry.npmjs.org/end-of-stream/-/end-of-stream-1.4.4.tgz",
diff --git a/package.json b/package.json
index 5f0e40e..bf3184b 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
     "start": "npm run test && node ./bin/www"
   },
   "dependencies": {
-    "@azure/msal-node": "^3.6.4",
+    "@azure/msal-node": "^3.8.4",
     "@microsoft/microsoft-graph-client": "^3.0.7",
     "connect-flash": "^0.1.1",
     "cookie-parser": "~1.4.7",