diff --git a/lambdas/functions/webhook/package.json b/lambdas/functions/webhook/package.json
index 2076b7e45e..244b8c4d04 100644
--- a/lambdas/functions/webhook/package.json
+++ b/lambdas/functions/webhook/package.json
@@ -19,7 +19,7 @@
     "@aws-sdk/client-eventbridge": "^3.734.0",
     "@trivago/prettier-plugin-sort-imports": "^4.3.0",
     "@types/aws-lambda": "^8.10.146",
-    "@types/express": "^4.17.21",
+    "@types/express": "^5.0.0",
     "@types/jest": "^29.5.14",
     "@types/node": "^22.10.2",
     "@typescript-eslint/eslint-plugin": "^8.22.0",
diff --git a/lambdas/libs/aws-powertools-util/package.json b/lambdas/libs/aws-powertools-util/package.json
index f922937d75..28894184be 100644
--- a/lambdas/libs/aws-powertools-util/package.json
+++ b/lambdas/libs/aws-powertools-util/package.json
@@ -16,7 +16,6 @@
   "devDependencies": {
     "@trivago/prettier-plugin-sort-imports": "^4.3.0",
     "@types/aws-lambda": "^8.10.146",
-    "@types/express": "^4.17.21",
     "@types/jest": "^29.5.14",
     "@types/node": "^22.10.2",
     "@typescript-eslint/eslint-plugin": "^8.22.0",
diff --git a/lambdas/libs/aws-ssm-util/package.json b/lambdas/libs/aws-ssm-util/package.json
index f5092927f4..a3d50fe45c 100644
--- a/lambdas/libs/aws-ssm-util/package.json
+++ b/lambdas/libs/aws-ssm-util/package.json
@@ -16,7 +16,6 @@
   "devDependencies": {
     "@trivago/prettier-plugin-sort-imports": "^4.3.0",
     "@types/aws-lambda": "^8.10.146",
-    "@types/express": "^4.17.21",
     "@types/jest": "^29.5.14",
     "@types/node": "^22.10.2",
     "@typescript-eslint/eslint-plugin": "^8.22.0",
diff --git a/lambdas/yarn.lock b/lambdas/yarn.lock
index 93dcd6fefd..0110c2da3e 100644
--- a/lambdas/yarn.lock
+++ b/lambdas/yarn.lock
@@ -139,7 +139,6 @@ __metadata:
     "@aws-lambda-powertools/tracer": "npm:^2.13.0"
     "@trivago/prettier-plugin-sort-imports": "npm:^4.3.0"
     "@types/aws-lambda": "npm:^8.10.146"
-    "@types/express": "npm:^4.17.21"
     "@types/jest": "npm:^29.5.14"
     "@types/node": "npm:^22.10.2"
     "@typescript-eslint/eslint-plugin": "npm:^8.22.0"
@@ -169,7 +168,6 @@ __metadata:
     "@aws-sdk/types": "npm:^3.734.0"
     "@trivago/prettier-plugin-sort-imports": "npm:^4.3.0"
     "@types/aws-lambda": "npm:^8.10.146"
-    "@types/express": "npm:^4.17.21"
     "@types/jest": "npm:^29.5.14"
     "@types/node": "npm:^22.10.2"
     "@typescript-eslint/eslint-plugin": "npm:^8.22.0"
@@ -307,7 +305,7 @@ __metadata:
     "@octokit/webhooks": "npm:^12.3.1"
     "@trivago/prettier-plugin-sort-imports": "npm:^4.3.0"
     "@types/aws-lambda": "npm:^8.10.146"
-    "@types/express": "npm:^4.17.21"
+    "@types/express": "npm:^5.0.0"
     "@types/jest": "npm:^29.5.14"
     "@types/node": "npm:^22.10.2"
     "@typescript-eslint/eslint-plugin": "npm:^8.22.0"
@@ -4883,26 +4881,27 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/express-serve-static-core@npm:^4.17.33":
-  version: 4.17.33
-  resolution: "@types/express-serve-static-core@npm:4.17.33"
+"@types/express-serve-static-core@npm:^5.0.0":
+  version: 5.0.5
+  resolution: "@types/express-serve-static-core@npm:5.0.5"
   dependencies:
     "@types/node": "npm:*"
     "@types/qs": "npm:*"
     "@types/range-parser": "npm:*"
-  checksum: 10c0/68f21adeb8cb7085014692daa8fd75b33be2cbb91f954f42fef4804e04cb34abbe8020918d7656243afec4882949ce0c4e8074eaf5a5f8dfbef704690799724a
+    "@types/send": "npm:*"
+  checksum: 10c0/0b27f62835f55d061a41718c9eae5caf533f08a4d1f23107f15f929c64013e8ba43afc110a198bd70196ed2925932bdbd9da2cca802c7be8fc6ec0cc4292833d
   languageName: node
   linkType: hard
 
-"@types/express@npm:^4.17.21":
-  version: 4.17.21
-  resolution: "@types/express@npm:4.17.21"
+"@types/express@npm:^5.0.0":
+  version: 5.0.0
+  resolution: "@types/express@npm:5.0.0"
   dependencies:
     "@types/body-parser": "npm:*"
-    "@types/express-serve-static-core": "npm:^4.17.33"
+    "@types/express-serve-static-core": "npm:^5.0.0"
     "@types/qs": "npm:*"
     "@types/serve-static": "npm:*"
-  checksum: 10c0/12e562c4571da50c7d239e117e688dc434db1bac8be55613294762f84fd77fbd0658ccd553c7d3ab02408f385bc93980992369dd30e2ecd2c68c358e6af8fabf
+  checksum: 10c0/0d74b53aefa69c3b3817ee9b5145fd50d7dbac52a8986afc2d7500085c446656d0b6dc13158c04e2d9f18f4324d4d93b0452337c5ff73dd086dca3e4ff11f47b
   languageName: node
   linkType: hard
 
@@ -4966,6 +4965,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@types/mime@npm:^1":
+  version: 1.3.5
+  resolution: "@types/mime@npm:1.3.5"
+  checksum: 10c0/c2ee31cd9b993804df33a694d5aa3fa536511a49f2e06eeab0b484fef59b4483777dbb9e42a4198a0809ffbf698081fdbca1e5c2218b82b91603dfab10a10fbc
+  languageName: node
+  linkType: hard
+
 "@types/node@npm:*":
   version: 22.9.0
   resolution: "@types/node@npm:22.9.0"
@@ -5017,6 +5023,16 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@types/send@npm:*":
+  version: 0.17.4
+  resolution: "@types/send@npm:0.17.4"
+  dependencies:
+    "@types/mime": "npm:^1"
+    "@types/node": "npm:*"
+  checksum: 10c0/7f17fa696cb83be0a104b04b424fdedc7eaba1c9a34b06027239aba513b398a0e2b7279778af521f516a397ced417c96960e5f50fcfce40c4bc4509fb1a5883c
+  languageName: node
+  linkType: hard
+
 "@types/serve-static@npm:*":
   version: 1.15.1
   resolution: "@types/serve-static@npm:1.15.1"