diff --git a/package.json b/package.json
index d37c4a7786..338859dd49 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
   "license": "CC-BY-4.0",
   "devDependencies": {
     "@adobe/jsonschema2md": "1.1.0",
-    "ajv": "5.5.0",
+    "ajv": "6.12.3",
     "ajv-cli": "^2.1.0",
     "ajv-formats": "^3.0.1",
     "camelcase": "^4.1.0",