diff --git a/package.json b/package.json
index 78aea20..c7d4ebc 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
   "author": "Cat Chen <catchen@catchen.me>",
   "license": "MIT",
   "devDependencies": {
-    "ajv": "^7.2.3",
+    "ajv": "^8.0.5",
     "typescript": "^4.2.3"
   },
   "scripts": {
diff --git a/yarn.lock b/yarn.lock
index 3f9fe78..0cd58b2 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2,10 +2,10 @@
 # yarn lockfile v1
 
 
-ajv@^7.2.3:
-  version "7.2.3"
-  resolved "https://registry.yarnpkg.com/ajv/-/ajv-7.2.3.tgz#ca78d1cf458d7d36d1c3fa0794dd143406db5772"
-  integrity sha512-idv5WZvKVXDqKralOImQgPM9v6WOdLNa0IY3B3doOjw/YxRGT8I+allIJ6kd7Uaj+SF1xZUSU+nPM5aDNBVtnw==
+ajv@^8.0.5:
+  version "8.0.5"
+  resolved "https://registry.yarnpkg.com/ajv/-/ajv-8.0.5.tgz#f07d6fdeffcdbb80485570ce3f1bc845fcc812b9"
+  integrity sha512-RkiLa/AeJx7+9OvniQ/qeWu0w74A8DiPPBclQ6ji3ZQkv5KamO+QGpqmi7O4JIw3rHGUXZ6CoP9tsAkn3gyazg==
   dependencies:
     fast-deep-equal "^3.1.1"
     json-schema-traverse "^1.0.0"