diff --git a/package-lock.json b/package-lock.json
index ac66ff1..5cb01a1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5484,9 +5484,9 @@
       }
     },
     "ioredis": {
-      "version": "4.16.0",
-      "resolved": "https://registry.npmjs.org/ioredis/-/ioredis-4.16.0.tgz",
-      "integrity": "sha512-tlalhtuvnxXJNtrPjec1nGicuOCpi9ErYV/fRfwaWSzktX9ESrzHlcFwj1pVAL326E8dmt7h9pPQZyyVPPksRA==",
+      "version": "4.16.1",
+      "resolved": "https://registry.npmjs.org/ioredis/-/ioredis-4.16.1.tgz",
+      "integrity": "sha512-g76Mm9dE7BLuewncu1MimGZw5gDDjDwjoRony/VoSxSJEKAhuYncDEwYKYjtHi2NWsTNIB6XXRjE64uVa/wpKQ==",
       "requires": {
         "cluster-key-slot": "^1.1.0",
         "debug": "^4.1.1",
@@ -5497,16 +5497,6 @@
         "redis-errors": "^1.2.0",
         "redis-parser": "^3.0.0",
         "standard-as-callback": "^2.0.1"
-      },
-      "dependencies": {
-        "debug": {
-          "version": "4.1.1",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
-          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
-          "requires": {
-            "ms": "^2.1.1"
-          }
-        }
       }
     },
     "irregular-plurals": {
diff --git a/package.json b/package.json
index ecb2121..fd58704 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
     "browserify": "^16.5.0",
     "debug": "^4.1.1",
     "dog-names": "^2.0.0",
-    "ioredis": "^4.16.0",
+    "ioredis": "^4.16.1",
     "koa": "^2.11.0",
     "koa-router": "^8.0.8",
     "koa-static": "^5.0.0",