diff --git a/internal/test-helpers/package.json b/internal/test-helpers/package.json
index 17e5b87..3681cd1 100644
--- a/internal/test-helpers/package.json
+++ b/internal/test-helpers/package.json
@@ -8,7 +8,7 @@
     ],
     "devDependencies": {
       "@types/chai": "4.3.0",
-      "@types/express": "4.17.13",
+      "@types/express": "4.17.21",
       "@types/jsonwebtoken": "8.5.8",
       "@types/mocha": "9.1.0",
       "@types/node": "17.0.21",
diff --git a/package.json b/package.json
index cfde752..d2ecf05 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,7 @@
   "license": "MIT",
   "devDependencies": {
     "@changesets/cli": "^2.27.9",
-    "@types/express": "4.17.13",
+    "@types/express": "4.17.21",
     "@types/jsonwebtoken": "8.5.8",
     "@types/node": "17.0.21",
     "chai": "4.3.6",
diff --git a/packages/asap-core/package.json b/packages/asap-core/package.json
index a603974..7586291 100644
--- a/packages/asap-core/package.json
+++ b/packages/asap-core/package.json
@@ -9,7 +9,7 @@
   "devDependencies": {
     "@ordermentum/asap-test-helpers": "*",
     "@types/chai": "4.3.0",
-    "@types/express": "4.17.13",
+    "@types/express": "4.17.21",
     "@types/jsonwebtoken": "8.5.8",
     "@types/mocha": "9.1.0",
     "@types/node": "17.0.21",
diff --git a/packages/axios-asap/package.json b/packages/axios-asap/package.json
index 8755a3a..fd92c59 100644
--- a/packages/axios-asap/package.json
+++ b/packages/axios-asap/package.json
@@ -9,7 +9,7 @@
   "devDependencies": {
     "@ordermentum/asap-test-helpers": "*",
     "@types/chai": "4.3.0",
-    "@types/express": "4.17.13",
+    "@types/express": "4.17.21",
     "@types/jsonwebtoken": "8.5.8",
     "@types/mocha": "9.1.0",
     "@types/moxios": "0.4.15",
diff --git a/packages/express-asap/package.json b/packages/express-asap/package.json
index 092c9e1..b18dd56 100644
--- a/packages/express-asap/package.json
+++ b/packages/express-asap/package.json
@@ -9,7 +9,7 @@
   "devDependencies": {
     "@ordermentum/asap-test-helpers": "*",
     "@types/chai": "4.3.0",
-    "@types/express": "4.17.13",
+    "@types/express": "4.17.21",
     "@types/jsonwebtoken": "8.5.8",
     "@types/mocha": "9.1.0",
     "@types/node": "17.0.21",
diff --git a/yarn.lock b/yarn.lock
index 10b17fb..f7c6373 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -912,22 +912,23 @@
   resolved "https://registry.yarnpkg.com/@types/cookiejar/-/cookiejar-2.1.2.tgz#66ad9331f63fe8a3d3d9d8c6e3906dd10f6446e8"
   integrity sha512-t73xJJrvdTjXrn4jLS9VSGRbz0nUY3cl2DMGDU48lKl+HR9dbbjW2A9r3g40VA++mQpy6uuHg33gy7du2BKpog==
 
-"@types/express-serve-static-core@^4.17.18":
-  version "4.17.28"
-  resolved "https://registry.yarnpkg.com/@types/express-serve-static-core/-/express-serve-static-core-4.17.28.tgz#c47def9f34ec81dc6328d0b1b5303d1ec98d86b8"
-  integrity sha512-P1BJAEAW3E2DJUlkgq4tOL3RyMunoWXqbSCygWo5ZIWTjUgN1YnaXWW4VWl/oc8vs/XoYibEGBKP0uZyF4AHig==
+"@types/express-serve-static-core@^4.17.33":
+  version "4.19.6"
+  resolved "https://registry.yarnpkg.com/@types/express-serve-static-core/-/express-serve-static-core-4.19.6.tgz#e01324c2a024ff367d92c66f48553ced0ab50267"
+  integrity sha512-N4LZ2xG7DatVqhCZzOGb1Yi5lMbXSZcmdLDe9EzSndPV2HpWYWzRbaerl2n27irrm94EPpprqa8KpskPT085+A==
   dependencies:
     "@types/node" "*"
     "@types/qs" "*"
     "@types/range-parser" "*"
+    "@types/send" "*"
 
-"@types/express@4.17.13":
-  version "4.17.13"
-  resolved "https://registry.yarnpkg.com/@types/express/-/express-4.17.13.tgz#a76e2995728999bab51a33fabce1d705a3709034"
-  integrity sha512-6bSZTPaTIACxn48l50SR+axgrqm6qXFIxrdAKaG6PaJk3+zuUr35hBlgT7vOmJcum+OEaIBLtHV/qloEAFITeA==
+"@types/express@4.17.21":
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/@types/express/-/express-4.17.21.tgz#c26d4a151e60efe0084b23dc3369ebc631ed192d"
+  integrity sha512-ejlPM315qwLpaQlQDTjPdsUFSc6ZsP4AN6AlWnogPjQ7CVi7PYF3YVz+CY3jE2pwYf7E/7HlDAN0rV2GxTG0HQ==
   dependencies:
     "@types/body-parser" "*"
-    "@types/express-serve-static-core" "^4.17.18"
+    "@types/express-serve-static-core" "^4.17.33"
     "@types/qs" "*"
     "@types/serve-static" "*"
 
@@ -1045,6 +1046,14 @@
   resolved "https://registry.yarnpkg.com/@types/range-parser/-/range-parser-1.2.4.tgz#cd667bcfdd025213aafb7ca5915a932590acdcdc"
   integrity sha512-EEhsLsD6UsDM1yFhAvy0Cjr6VwmpMWqFBCb9w07wVugF7w9nfajxLuVmngTIpgS6svCnm6Vaw+MZhoDCKnOfsw==
 
+"@types/send@*":
+  version "0.17.4"
+  resolved "https://registry.yarnpkg.com/@types/send/-/send-0.17.4.tgz#6619cd24e7270793702e4e6a4b958a9010cfc57a"
+  integrity sha512-x2EM6TJOybec7c52BX0ZspPodMsQUd5L6PRwOunVyVUhXiBSKf3AezDL8Dgvgt5o0UfKNfuA0eMLr2wLT4AiBA==
+  dependencies:
+    "@types/mime" "^1"
+    "@types/node" "*"
+
 "@types/serve-static@*":
   version "1.13.10"
   resolved "https://registry.yarnpkg.com/@types/serve-static/-/serve-static-1.13.10.tgz#f5e0ce8797d2d7cc5ebeda48a52c96c4fa47a8d9"