diff --git a/package.json b/package.json
index 62a4173..688ce24 100644
--- a/package.json
+++ b/package.json
@@ -63,7 +63,7 @@
     "koa-generic-session": "^2.0.1",
     "koa-helmet": "^5.2.0",
     "koa-logger": "~3.2.1",
-    "koa-redis": "^4.0.0",
+    "koa-redis": "^4.0.1",
     "koa-router": "^7.4.0",
     "koa-session": "^5.10.1",
     "koa-static": "^5.0.0",
diff --git a/yarn.lock b/yarn.lock
index 41bac34..5aa4c73 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -57,7 +57,7 @@
   resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.4.5.tgz#04af8d5d5a2b044a2a1bffacc1e5e6673544e872"
   integrity sha512-9mUqkL1FF5T7f0WDFfAoDdiMVPWsdD1gZYzSnaXsxUCUqzuch/8of9G3VUSNiZmMBoRxT3neyVsqeiL/ZPcjew==
 
-"@babel/runtime@^7.4.3", "@babel/runtime@^7.7.2":
+"@babel/runtime@^7.7.2", "@babel/runtime@^7.8.3":
   version "7.8.3"
   resolved "https://registry.yarnpkg.com/@babel/runtime/-/runtime-7.8.3.tgz#0811944f73a6c926bb2ad35e918dcc1bfab279f1"
   integrity sha512-fVHx1rzEmwB130VTkLnxR+HmxcTjGzH12LYQcFFoBwakMd3aOMD4OsRN7tGG/UOYE2ektgFrS8uACAoRk1CY0w==
@@ -1834,10 +1834,10 @@ cls-bluebird@^2.1.0:
     is-bluebird "^1.0.2"
     shimmer "^1.1.0"
 
-cluster-key-slot@^1.0.6:
-  version "1.0.12"
-  resolved "https://registry.yarnpkg.com/cluster-key-slot/-/cluster-key-slot-1.0.12.tgz#d5deff2a520717bc98313979b687309b2d368e29"
-  integrity sha512-21O0kGmvED5OJ7ZTdqQ5lQQ+sjuez33R+d35jZKLwqUb5mqcPHUsxOSzj61+LHVtxGZd1kShbQM3MjB/gBJkVg==
+cluster-key-slot@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/cluster-key-slot/-/cluster-key-slot-1.1.0.tgz#30474b2a981fb12172695833052bc0d01336d10d"
+  integrity sha512-2Nii8p3RwAPiFwsnZvukotvow2rIHM+yQ6ZcBXGHdniadkYGZYiGmkHJIbZPIV9nfv7m/U1IPMVVcAhoWFeklw==
 
 co-body@^6.0.0:
   version "6.0.0"
@@ -4019,13 +4019,13 @@ invert-kv@^2.0.0:
   resolved "https://registry.yarnpkg.com/invert-kv/-/invert-kv-2.0.0.tgz#7393f5afa59ec9ff5f67a27620d11c226e3eec02"
   integrity sha512-wPVv/y/QQ/Uiirj/vh3oP+1Ww+AWehmi1g5fFWGPF6IpCBCDVrhgHRMvrLfdYcwDh3QJbGXDW4JAuzxElLSqKA==
 
-ioredis@^4.9.0:
-  version "4.10.0"
-  resolved "https://registry.yarnpkg.com/ioredis/-/ioredis-4.10.0.tgz#a212127473d1618af3714bd6c09fb7dcab594250"
-  integrity sha512-bAdt/sKdOvUyKhjLJ8HKFmO6ZQ+OHHmfFgWn9X/ecsp1lJNnOtmh/Xl2+AdKwUdSkl/Rrw1CKOkR8+Kv8tRinQ==
+ioredis@^4.14.1:
+  version "4.14.1"
+  resolved "https://registry.yarnpkg.com/ioredis/-/ioredis-4.14.1.tgz#b73ded95fcf220f106d33125a92ef6213aa31318"
+  integrity sha512-94W+X//GHM+1GJvDk6JPc+8qlM7Dul+9K+lg3/aHixPN7ZGkW6qlvX0DG6At9hWtH2v3B32myfZqWoANUJYGJA==
   dependencies:
-    cluster-key-slot "^1.0.6"
-    debug "^3.1.0"
+    cluster-key-slot "^1.1.0"
+    debug "^4.1.1"
     denque "^1.1.0"
     lodash.defaults "^4.2.0"
     lodash.flatten "^4.4.0"
@@ -4676,15 +4676,15 @@ koa-logger@~3.2.1:
     humanize-number "0.0.2"
     passthrough-counter "^1.0.0"
 
-koa-redis@^4.0.0:
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/koa-redis/-/koa-redis-4.0.0.tgz#565dc700190432989fb2096ca4341240a84698dd"
-  integrity sha512-Yh/jPO2UUaqkWI5L4MLmwBfeAAevMasBn31ePUFE6RXu2yktcsG3YzxswOSeC+c+c3j7vJjCA1JJuXPztLIg1w==
+koa-redis@^4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/koa-redis/-/koa-redis-4.0.1.tgz#57ac1b46d9ab851221a9f4952c1e8d4bf289db40"
+  integrity sha512-o2eTVNo1NBnloeUGhHed5Q2ZvJSLpUEj/+E1/7oH5EmH8WuQ+QLdl/VawkshxdFQ47W1p6V09lM3hCTu7D0YnQ==
   dependencies:
-    "@babel/runtime" "^7.4.3"
+    "@babel/runtime" "^7.8.3"
     co-wrap-all "^1.0.0"
     debug "^4.1.1"
-    ioredis "^4.9.0"
+    ioredis "^4.14.1"
 
 koa-router@^7.4.0:
   version "7.4.0"