diff --git a/package.json b/package.json
index 696f1d67..c20c95e2 100644
--- a/package.json
+++ b/package.json
@@ -9,9 +9,8 @@
   },
   "dependencies": {
     "autod": "^2.9.0",
-    "change-case": "^3.0.1",
     "co-mocha": "^1.2.0",
-    "common-bin": "^2.6.1",
+    "common-bin": "^2.7.0",
     "debug": "^3.0.1",
     "detect-port": "^1.2.1",
     "egg-utils": "^2.2.0",
@@ -19,11 +18,10 @@
     "intelli-espower-loader": "^1.0.1",
     "mocha": "^3.5.0",
     "mz-modules": "^2.0.0",
-    "nyc": "^11.1.0",
+    "nyc": "^11.2.0",
     "power-assert": "^1.4.4",
     "semver": "^5.4.1",
     "test-exclude": "^4.1.1",
-    "yargs-parser": "^7.0.0",
     "ypkgfiles": "^1.4.0"
   },
   "devDependencies": {
@@ -34,8 +32,8 @@
     "cross-env": "^3.1.3",
     "egg-ci": "^1.8.0",
     "enzyme": "^2.0.0",
-    "eslint": "^4.5.0",
-    "eslint-config-egg": "^5.1.0",
+    "eslint": "^4.6.1",
+    "eslint-config-egg": "^5.1.1",
     "jsdom": "^8.0.1",
     "mm": "^2.1.0",
     "mz": "^2.6.0",