diff --git a/package-lock.json b/package-lock.json
index 00af0cf..f4cce6b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,6 +4,12 @@
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 }
diff --git a/package.json b/package.json
index 0c24924..14dfbde 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
   "devDependencies": {
     "gulp": "^4.0.2",
     "gulp-espower": "^1.1.0",
-    "gulp-mocha": "^7.0.2",
+    "gulp-mocha": "^8.0.0",
     "power-assert": "^1.6.1"
   },
   "scripts": {