diff --git a/functions/package-lock.json b/functions/package-lock.json
index 85e7ef6..e5f2680 100644
--- a/functions/package-lock.json
+++ b/functions/package-lock.json
@@ -343,18 +343,18 @@
       "optional": true
     },
     "@types/body-parser": {
-      "version": "1.19.0",
-      "resolved": "https://registry.npmjs.org/@types/body-parser/-/body-parser-1.19.0.tgz",
-      "integrity": "sha512-W98JrE0j2K78swW4ukqMleo8R7h/pFETjM2DQ90MF6XK2i4LO4W3gQ71Lt4w3bfm2EvVSyWHplECvB5sK22yFQ==",
+      "version": "1.19.2",
+      "resolved": "https://registry.npmjs.org/@types/body-parser/-/body-parser-1.19.2.tgz",
+      "integrity": "sha512-ALYone6pm6QmwZoAgeyNksccT9Q4AWZQ6PvfwR37GT6r6FWUPguq6sUmNGSMV2Wr761oQoBxwGGa6DR5o1DC9g==",
       "requires": {
         "@types/connect": "*",
         "@types/node": "*"
       }
     },
     "@types/connect": {
-      "version": "3.4.34",
-      "resolved": "https://registry.npmjs.org/@types/connect/-/connect-3.4.34.tgz",
-      "integrity": "sha512-ePPA/JuI+X0vb+gSWlPKOY0NdNAie/rPUqX2GUPpbZwiKTkSPhjXWuee47E4MtE54QVzGCQMQkAL6JhV2E1+cQ==",
+      "version": "3.4.35",
+      "resolved": "https://registry.npmjs.org/@types/connect/-/connect-3.4.35.tgz",
+      "integrity": "sha512-cdeYyv4KWoEgpBISTxWvqYsVy444DOqehiF3fM3ne10AmJ62RSyNkUnxMJXHQWRQQX2eR94m5y1IZyDwBjV9FQ==",
       "requires": {
         "@types/node": "*"
       }
@@ -362,8 +362,7 @@
     "@types/cors": {
       "version": "2.8.9",
       "resolved": "https://registry.npmjs.org/@types/cors/-/cors-2.8.9.tgz",
-      "integrity": "sha512-zurD1ibz21BRlAOIKP8yhrxlqKx6L9VCwkB5kMiP6nZAhoF5MvC7qS1qPA7nRcr1GJolfkQC7/EAL4hdYejLtg==",
-      "dev": true
+      "integrity": "sha512-zurD1ibz21BRlAOIKP8yhrxlqKx6L9VCwkB5kMiP6nZAhoF5MvC7qS1qPA7nRcr1GJolfkQC7/EAL4hdYejLtg=="
     },
     "@types/express": {
       "version": "4.17.3",
@@ -376,9 +375,9 @@
       }
     },
     "@types/express-serve-static-core": {
-      "version": "4.17.18",
-      "resolved": "https://registry.npmjs.org/@types/express-serve-static-core/-/express-serve-static-core-4.17.18.tgz",
-      "integrity": "sha512-m4JTwx5RUBNZvky/JJ8swEJPKFd8si08pPF2PfizYjGZOKr/svUWPcoUmLow6MmPzhasphB7gSTINY67xn3JNA==",
+      "version": "4.17.28",
+      "resolved": "https://registry.npmjs.org/@types/express-serve-static-core/-/express-serve-static-core-4.17.28.tgz",
+      "integrity": "sha512-P1BJAEAW3E2DJUlkgq4tOL3RyMunoWXqbSCygWo5ZIWTjUgN1YnaXWW4VWl/oc8vs/XoYibEGBKP0uZyF4AHig==",
       "requires": {
         "@types/node": "*",
         "@types/qs": "*",
@@ -415,9 +414,9 @@
       "integrity": "sha512-YATxVxgRqNH6nHEIsvg6k2Boc1JHI9ZbH5iWFFv/MTkchz3b1ieGDa5T0a9RznNdI0KhVbdbWSN+KWWrQZRxTw=="
     },
     "@types/node": {
-      "version": "8.10.66",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-8.10.66.tgz",
-      "integrity": "sha512-tktOkFUA4kXx2hhhrB8bIFb5TbwzS4uOhKEmwiD+NoiL0qtP2OQ9mFldbgD4dV1djrlBYP6eBuQZiWjuHUpqFw=="
+      "version": "17.0.21",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-17.0.21.tgz",
+      "integrity": "sha512-DBZCJbhII3r90XbQxI8Y9IjjiiOGlZ0Hr32omXIZvwwZ7p4DMMXGrKXVyPfuoBOri9XNtL0UK69jYIBIsRX3QQ=="
     },
     "@types/nunjucks": {
       "version": "3.1.3",
@@ -426,19 +425,19 @@
       "dev": true
     },
     "@types/qs": {
-      "version": "6.9.5",
-      "resolved": "https://registry.npmjs.org/@types/qs/-/qs-6.9.5.tgz",
-      "integrity": "sha512-/JHkVHtx/REVG0VVToGRGH2+23hsYLHdyG+GrvoUGlGAd0ErauXDyvHtRI/7H7mzLm+tBCKA7pfcpkQ1lf58iQ=="
+      "version": "6.9.7",
+      "resolved": "https://registry.npmjs.org/@types/qs/-/qs-6.9.7.tgz",
+      "integrity": "sha512-FGa1F62FT09qcrueBA6qYTrJPVDzah9a+493+o2PCXsesWHIn27G98TsSMs3WPNbZIEj4+VJf6saSFpvD+3Zsw=="
     },
     "@types/range-parser": {
-      "version": "1.2.3",
-      "resolved": "https://registry.npmjs.org/@types/range-parser/-/range-parser-1.2.3.tgz",
-      "integrity": "sha512-ewFXqrQHlFsgc09MK5jP5iR7vumV/BYayNC6PgJO2LPe8vrnNFyjQjSppfEngITi0qvfKtzFvgKymGheFM9UOA=="
+      "version": "1.2.4",
+      "resolved": "https://registry.npmjs.org/@types/range-parser/-/range-parser-1.2.4.tgz",
+      "integrity": "sha512-EEhsLsD6UsDM1yFhAvy0Cjr6VwmpMWqFBCb9w07wVugF7w9nfajxLuVmngTIpgS6svCnm6Vaw+MZhoDCKnOfsw=="
     },
     "@types/serve-static": {
-      "version": "1.13.9",
-      "resolved": "https://registry.npmjs.org/@types/serve-static/-/serve-static-1.13.9.tgz",
-      "integrity": "sha512-ZFqF6qa48XsPdjXV5Gsz0Zqmux2PerNd3a/ktL45mHpa19cuMi/cL8tcxdAx497yRh+QtYPuofjT9oWw9P7nkA==",
+      "version": "1.13.10",
+      "resolved": "https://registry.npmjs.org/@types/serve-static/-/serve-static-1.13.10.tgz",
+      "integrity": "sha512-nCkHGI4w7ZgAdNkrEu0bv+4xNV/XDqW+DydknebMOQwkpDGx8G+HTlj7R7ABI8i8nKxVw0wtKPi1D+lPOkh4YQ==",
       "requires": {
         "@types/mime": "^1",
         "@types/node": "*"
@@ -1698,10 +1697,11 @@
       }
     },
     "firebase-functions": {
-      "version": "3.13.1",
-      "resolved": "https://registry.npmjs.org/firebase-functions/-/firebase-functions-3.13.1.tgz",
-      "integrity": "sha512-tmYHN9OWWIij/8xO72AD2sKHm9T8pdLPYXy5RWk9VidP8+LDOUZ68vq1g1WKeSkRR7WyVYQ3scU2QoMDfe9T8g==",
+      "version": "3.18.1",
+      "resolved": "https://registry.npmjs.org/firebase-functions/-/firebase-functions-3.18.1.tgz",
+      "integrity": "sha512-sPYZc9U/o0MjrpL3yz0pmoviJ1SkDoMV54X1rT/O2g0JTbV9eoQZsZuRoIUeaY3gmWFcMnN5TbJsPQUVh+omtw==",
       "requires": {
+        "@types/cors": "^2.8.5",
         "@types/express": "4.17.3",
         "cors": "^2.8.5",
         "express": "^4.17.1",
diff --git a/functions/package.json b/functions/package.json
index bca195c..6bcfb29 100644
--- a/functions/package.json
+++ b/functions/package.json
@@ -17,7 +17,7 @@
     "cors": "2.8.5",
     "express": "4.17.1",
     "firebase-admin": "9.4.2",
-    "firebase-functions": "3.13.1",
+    "firebase-functions": "3.18.1",
     "nunjucks": "3.2.2",
     "string-strip-html": "6.3.0"
   },