diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 2e6c8d9..9cb7f17 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -6,6 +6,12 @@ updates:
       interval: monthly
     labels:
       - dependencies
+  - package-ecosystem: npm
+    directory: functions/
+    schedule:
+      interval: monthly
+    labels:
+      - dependencies
   - package-ecosystem: github-actions
     directory: /
     schedule:
diff --git a/functions/package-lock.json b/functions/package-lock.json
index 8e419a4..aef6306 100644
--- a/functions/package-lock.json
+++ b/functions/package-lock.json
@@ -11,8 +11,11 @@
       "dependencies": {
         "dotenv": "^16.0.3",
         "firebase-admin": "^11.5.0",
-        "firebase-auth-arcgis-server-proxy": "^1.2.4",
+        "firebase-auth-arcgis-server-proxy": "^1.2.5",
         "firebase-functions": "^4.2.1"
+      },
+      "engines": {
+        "node": "18"
       }
     },
     "node_modules/@babel/parser": {
@@ -1199,16 +1202,16 @@
       }
     },
     "node_modules/firebase-auth-arcgis-server-proxy": {
-      "version": "1.2.4",
-      "resolved": "https://registry.npmjs.org/firebase-auth-arcgis-server-proxy/-/firebase-auth-arcgis-server-proxy-1.2.4.tgz",
-      "integrity": "sha512-Fqg2lx5YI/oCYGeHmJoH69jhdA5SCtjbrNzRlV1PKmwfZDqIjanWo6kN3+bLHAaDIIVbRga/MS3fQIKaSRX7uA==",
+      "version": "1.2.5",
+      "resolved": "https://registry.npmjs.org/firebase-auth-arcgis-server-proxy/-/firebase-auth-arcgis-server-proxy-1.2.5.tgz",
+      "integrity": "sha512-OfiNGRSG8NBRQcdVBqf9w3Iq/GdhKNoQN+ZSk7s/2rjbXVwsoMdWFywqvRNy+jwkPxc92ssbXZdDTv0phZGWAA==",
       "dependencies": {
-        "@google-cloud/firestore": "^6.4.1",
+        "@google-cloud/firestore": "^6.5.0",
         "cors": "^2.8.5",
         "express": "^4.18.2",
-        "firebase-admin": "^11.3.0",
-        "firebase-functions": "^4.1.0",
-        "got": "^12.5.3",
+        "firebase-admin": "^11.5.0",
+        "firebase-functions": "^4.2.1",
+        "got": "^12.6.0",
         "http-proxy-middleware": "^2.0.6"
       }
     },
diff --git a/functions/package.json b/functions/package.json
index fd0a9c7..f8a6b2f 100644
--- a/functions/package.json
+++ b/functions/package.json
@@ -12,7 +12,7 @@
   "dependencies": {
     "dotenv": "^16.0.3",
     "firebase-admin": "^11.5.0",
-    "firebase-auth-arcgis-server-proxy": "^1.2.4",
+    "firebase-auth-arcgis-server-proxy": "^1.2.5",
     "firebase-functions": "^4.2.1"
   },
   "engines": {