diff --git a/package.json b/package.json
index 2beffeac7..b0eb07ff5 100644
--- a/package.json
+++ b/package.json
@@ -63,7 +63,7 @@
     "@angular/compiler-cli": "~9.0.0",
     "@koa/cors": "3.0.0",
     "@koa/router": "^8.0.7",
-    "ajv": "^6.1.1",
+    "ajv": "^6.12.3",
     "chevrotain": "^6.0.0",
     "cross-spawn": "^6.0.5",
     "date-fns": "^2.0.0-alpha.16",
diff --git a/yarn.lock b/yarn.lock
index f3f60c636..c3dee915a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2398,10 +2398,10 @@ ajv@^5.0.0:
     fast-json-stable-stringify "^2.0.0"
     json-schema-traverse "^0.3.0"
 
-ajv@^6.1.0, ajv@^6.1.1, ajv@^6.10.2, ajv@^6.5.5:
-  version "6.11.0"
-  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.11.0.tgz#c3607cbc8ae392d8a5a536f25b21f8e5f3f87fe9"
-  integrity sha512-nCprB/0syFYy9fVYU1ox1l2KN8S9I+tziH8D4zdZuLT3N6RMlGSGt5FSTpAiHB/Whv8Qs1cWHma1aMKZyaHRKA==
+ajv@^6.1.0, ajv@^6.10.2, ajv@^6.12.3, ajv@^6.5.5:
+  version "6.12.3"
+  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.12.3.tgz#18c5af38a111ddeb4f2697bd78d68abc1cabd706"
+  integrity sha512-4K0cK3L1hsqk9xIb2z9vs/XU+PGJZ9PNpJRDS9YLzmNdX6jmVPfamLvTJr0aDAusnHyCHO6MjzlkAsgtqp9teA==
   dependencies:
     fast-deep-equal "^3.1.1"
     fast-json-stable-stringify "^2.0.0"