diff --git a/package-lock.json b/package-lock.json
index 38c359c..daaffa7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
       "license": "MIT",
       "dependencies": {
         "@types/body-parser": "1.x",
-        "@types/express": "4.x",
+        "@types/express": "^4.17.12",
         "@valbo/http-errors": "1.x",
         "ajv": "7.x - 8.x",
         "express": "4.x"
@@ -1903,9 +1903,9 @@
       "dev": true
     },
     "node_modules/@types/express": {
-      "version": "4.17.11",
-      "resolved": "https://registry.npmjs.org/@types/express/-/express-4.17.11.tgz",
-      "integrity": "sha512-no+R6rW60JEc59977wIxreQVsIEOAYwgCqldrA/vkpCnbD7MqTefO97lmoBe4WE0F156bC4uLSP1XHDOySnChg==",
+      "version": "4.17.12",
+      "resolved": "https://registry.npmjs.org/@types/express/-/express-4.17.12.tgz",
+      "integrity": "sha512-pTYas6FrP15B1Oa0bkN5tQMNqOcVXa9j4FTFtO8DWI9kppKib+6NJtfTOOLcwxuuYvcX2+dVG6et1SxW/Kc17Q==",
       "dependencies": {
         "@types/body-parser": "*",
         "@types/express-serve-static-core": "^4.17.18",
@@ -17999,9 +17999,9 @@
       "dev": true
     },
     "@types/express": {
-      "version": "4.17.11",
-      "resolved": "https://registry.npmjs.org/@types/express/-/express-4.17.11.tgz",
-      "integrity": "sha512-no+R6rW60JEc59977wIxreQVsIEOAYwgCqldrA/vkpCnbD7MqTefO97lmoBe4WE0F156bC4uLSP1XHDOySnChg==",
+      "version": "4.17.12",
+      "resolved": "https://registry.npmjs.org/@types/express/-/express-4.17.12.tgz",
+      "integrity": "sha512-pTYas6FrP15B1Oa0bkN5tQMNqOcVXa9j4FTFtO8DWI9kppKib+6NJtfTOOLcwxuuYvcX2+dVG6et1SxW/Kc17Q==",
       "requires": {
         "@types/body-parser": "*",
         "@types/express-serve-static-core": "^4.17.18",
diff --git a/package.json b/package.json
index 027b3bf..412bb33 100644
--- a/package.json
+++ b/package.json
@@ -50,7 +50,7 @@
   },
   "dependencies": {
     "@types/body-parser": "1.x",
-    "@types/express": "4.x",
+    "@types/express": "4.17.12",
     "@valbo/http-errors": "1.x",
     "ajv": "7.x - 8.x",
     "express": "4.x"