diff --git a/package.json b/package.json
index 88eda4f..673f42b 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
   },
   "dependencies": {
     "@koa/cors": "^3.0.0",
-    "koa": "^2.11.0",
+    "koa": "^2.12.0",
     "koa-bodyparser": "^4.2.1",
     "node-fetch": "^2.6.0",
     "puppeteer": "^2.0.0"
diff --git a/yarn.lock b/yarn.lock
index adac99a..d7a59f6 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -471,11 +471,6 @@ encodeurl@^1.0.2:
   resolved "https://registry.yarnpkg.com/encodeurl/-/encodeurl-1.0.2.tgz#ad3ff4c86ec2d029322f5a02c3a9a606c95b3f59"
   integrity sha1-rT/0yG7C0CkyL1oCw6mmBslbP1k=
 
-error-inject@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/error-inject/-/error-inject-1.0.0.tgz#e2b3d91b54aed672f309d950d154850fa11d4f37"
-  integrity sha1-4rPZG1Su1nLzCdlQ0VSFD6EdTzc=
-
 es6-promise@^4.0.3:
   version "4.2.8"
   resolved "https://registry.yarnpkg.com/es6-promise/-/es6-promise-4.2.8.tgz#4eb21594c972bc40553d276e510539143db53e0a"
@@ -1036,10 +1031,10 @@ koa-convert@^1.2.0:
     co "^4.6.0"
     koa-compose "^3.0.0"
 
-koa@^2.11.0:
-  version "2.11.0"
-  resolved "https://registry.yarnpkg.com/koa/-/koa-2.11.0.tgz#fe5a51c46f566d27632dd5dc8fd5d7dd44f935a4"
-  integrity sha512-EpR9dElBTDlaDgyhDMiLkXrPwp6ZqgAIBvhhmxQ9XN4TFgW+gEz6tkcsNI6BnUbUftrKDjVFj4lW2/J2aNBMMA==
+koa@^2.12.0:
+  version "2.12.0"
+  resolved "https://registry.yarnpkg.com/koa/-/koa-2.12.0.tgz#c92bfb42defd86f365c31bf63fe918db11fc5c74"
+  integrity sha512-WlUBj6PXoVhjI5ljMmlyK+eqkbVFW5XQu8twz6bd4WM2E67IwKgPMu5wIFXGxAsZT7sW5xAB54KhY8WAEkLPug==
   dependencies:
     accepts "^1.3.5"
     cache-content-type "^1.0.0"
@@ -1051,7 +1046,6 @@ koa@^2.11.0:
     depd "^1.1.2"
     destroy "^1.0.4"
     encodeurl "^1.0.2"
-    error-inject "^1.0.0"
     escape-html "^1.0.3"
     fresh "~0.5.2"
     http-assert "^1.3.0"