diff --git a/apps/combiner/package.json b/apps/combiner/package.json
index ba4387910..fc882e710 100644
--- a/apps/combiner/package.json
+++ b/apps/combiner/package.json
@@ -44,7 +44,7 @@
     "@opentelemetry/semantic-conventions": "^1.17.1",
     "@types/bunyan": "^1.8.10",
     "@types/express": "^4.17.20",
-    "@types/node": "18.15.13",
+    "@types/node": "20.9.0",
     "@types/supertest": "^2.0.15",
     "@types/uuid": "^7.0.3",
     "blind-threshold-bls": "npm:@celo/blind-threshold-bls@1.0.0-beta",
diff --git a/apps/signer/package.json b/apps/signer/package.json
index 87cfe2c73..285b564c6 100644
--- a/apps/signer/package.json
+++ b/apps/signer/package.json
@@ -75,7 +75,7 @@
   },
   "devDependencies": {
     "@types/express": "^4.17.20",
-    "@types/node": "18.15.13",
+    "@types/node": "20.9.0",
     "@types/supertest": "^2.0.15",
     "jest": "^29.7.0",
     "sqlite3": "^5.0.8",
diff --git a/package.json b/package.json
index 7ef1fcf02..fbb920be0 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
     "@tsconfig/node18": "^18.2.2",
     "@tsconfig/recommended": "^1.0.3",
     "@types/jest": "^29.5.7",
-    "@types/node": "18.7.16",
+    "@types/node": "20.9.0",
     "@types/prompt": "1.1.7",
     "@types/semver": "7.5.4",
     "@typescript-eslint/eslint-plugin": "^6.9.1",
diff --git a/yarn.lock b/yarn.lock
index b56c18b1f..e41b18f78 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1898,7 +1898,7 @@ __metadata:
     "@opentelemetry/semantic-conventions": "npm:^1.17.1"
     "@types/bunyan": "npm:^1.8.10"
     "@types/express": "npm:^4.17.20"
-    "@types/node": "npm:18.15.13"
+    "@types/node": "npm:20.9.0"
     "@types/supertest": "npm:^2.0.15"
     "@types/uuid": "npm:^7.0.3"
     blind-threshold-bls: "npm:@celo/blind-threshold-bls@1.0.0-beta"
@@ -2018,7 +2018,7 @@ __metadata:
     "@opentelemetry/semantic-conventions": "npm:^1.17.1"
     "@types/bunyan": "npm:^1.8.10"
     "@types/express": "npm:^4.17.20"
-    "@types/node": "npm:18.15.13"
+    "@types/node": "npm:20.9.0"
     "@types/supertest": "npm:^2.0.15"
     aws-sdk: "npm:^2.1484.0"
     bignumber.js: "npm:^9.1.2"
@@ -6269,7 +6269,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/node@npm:*, @types/node@npm:18.7.16":
+"@types/node@npm:*":
   version: 18.7.16
   resolution: "@types/node@npm:18.7.16"
   checksum: 630d1865df80c8f88f2e9769b13f06cebd6a8d2739cbee6ac411108ef56dc19e619709be6808decc51f4d6439961494ca36753bb8ff8769c35759a6e7d0f8fe7
@@ -6290,7 +6290,16 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/node@npm:18.15.13, @types/node@npm:>=12.12.47, @types/node@npm:>=13.7.0, @types/node@npm:^18.7.16":
+"@types/node@npm:20.9.0":
+  version: 20.9.0
+  resolution: "@types/node@npm:20.9.0"
+  dependencies:
+    undici-types: "npm:~5.26.4"
+  checksum: a934f7645ed117a27857147403b0c657ffbca578c8f280e4c21d27dfb43e58dc4f24c4319d4335b8a4fa08e28fb2dc905a5bd5e4bc8878047164c56c1b162139
+  languageName: node
+  linkType: hard
+
+"@types/node@npm:>=12.12.47, @types/node@npm:>=13.7.0, @types/node@npm:^18.7.16":
   version: 18.15.13
   resolution: "@types/node@npm:18.15.13"
   checksum: b9bbe923573797ef7c5fd2641a6793489e25d9369c32aeadcaa5c7c175c85b42eb12d6fe173f6781ab6f42eaa1ebd9576a419eeaa2a1ec810094adb8adaa9a54
@@ -17515,7 +17524,7 @@ __metadata:
     "@tsconfig/node18": "npm:^18.2.2"
     "@tsconfig/recommended": "npm:^1.0.3"
     "@types/jest": "npm:^29.5.7"
-    "@types/node": "npm:18.7.16"
+    "@types/node": "npm:20.9.0"
     "@types/prompt": "npm:1.1.7"
     "@types/semver": "npm:7.5.4"
     "@typescript-eslint/eslint-plugin": "npm:^6.9.1"
@@ -21943,6 +21952,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"undici-types@npm:~5.26.4":
+  version: 5.26.5
+  resolution: "undici-types@npm:5.26.5"
+  checksum: 0097779d94bc0fd26f0418b3a05472410408877279141ded2bd449167be1aed7ea5b76f756562cb3586a07f251b90799bab22d9019ceba49c037c76445f7cddd
+  languageName: node
+  linkType: hard
+
 "unicode-canonical-property-names-ecmascript@npm:^2.0.0":
   version: 2.0.0
   resolution: "unicode-canonical-property-names-ecmascript@npm:2.0.0"