diff --git a/packages/schemas/package.json b/packages/schemas/package.json
index b1b6117..0606b2c 100644
--- a/packages/schemas/package.json
+++ b/packages/schemas/package.json
@@ -14,7 +14,7 @@
   "author": "Francois-Guillaume Ribreau <npm@fgribreau.com> (http://fgribreau.com/)",
   "license": "MIT",
   "dependencies": {
-    "ajv": "^5.5.0"
+    "ajv": "^8.1.0"
   },
   "devDependencies": {
     "jest": "^21.2.1"
diff --git a/packages/validator-server/package.json b/packages/validator-server/package.json
index 0b3d358..13954d3 100644
--- a/packages/validator-server/package.json
+++ b/packages/validator-server/package.json
@@ -18,7 +18,7 @@
   "license": "MIT",
   "dependencies": {
     "@ouest-france/schemas": "^2.1.0",
-    "ajv": "^5.5.0",
+    "ajv": "^8.1.0",
     "common-env": "^6.1.0",
     "hapi": "^16.5.0",
     "hapi-require-https": "^2.1.0",