diff --git a/functions/package.json b/functions/package.json
index c57e5759..7bfcecfd 100644
--- a/functions/package.json
+++ b/functions/package.json
@@ -29,7 +29,7 @@
     "@types/chai": "^4.2.18",
     "@types/mkdirp": "^1.0.1",
     "@types/mocha": "^8.2.2",
-    "@types/node": "^15.3.0",
+    "@types/node": "^18.6.1",
     "@types/node-fetch": "^2.5.10",
     "@types/sinon": "^10.0.0",
     "@types/sinon-chai": "^3.2.5",
diff --git a/functions/yarn.lock b/functions/yarn.lock
index 0191bb68..d9af3390 100644
--- a/functions/yarn.lock
+++ b/functions/yarn.lock
@@ -599,15 +599,10 @@
     "@types/node" "*"
     form-data "^3.0.0"
 
-"@types/node@*":
-  version "14.14.31"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-14.14.31.tgz#72286bd33d137aa0d152d47ec7c1762563d34055"
-  integrity sha512-vFHy/ezP5qI0rFgJ7aQnjDXwAMrG0KqqIH7tQG5PPv3BWBayOPIQNBjVc/P6hhdZfMx51REc6tfDNXHUio893g==
-
-"@types/node@>=12.12.47", "@types/node@^15.3.0":
-  version "15.3.0"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-15.3.0.tgz#d6fed7d6bc6854306da3dea1af9f874b00783e26"
-  integrity sha512-8/bnjSZD86ZfpBsDlCIkNXIvm+h6wi9g7IqL+kmFkQ+Wvu3JrasgLElfiPgoo8V8vVfnEi0QVS12gbl94h9YsQ==
+"@types/node@*", "@types/node@>=12.12.47", "@types/node@^18.6.1":
+  version "18.6.1"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-18.6.1.tgz#828e4785ccca13f44e2fb6852ae0ef11e3e20ba5"
+  integrity sha512-z+2vB6yDt1fNwKOeGbckpmirO+VBDuQqecXkgeIqDlaOtmKn6hPR/viQ8cxCfqLU4fTlvM3+YjM367TukWdxpg==
 
 "@types/node@^10.1.0":
   version "10.17.28"