diff --git a/package.json b/package.json
index 0e80eb2..177f11e 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
   },
   "devDependencies": {
     "babel-core": "^6.26.0",
-    "babel-eslint": "^8.2.3",
+    "babel-eslint": "^10.0.1",
     "babel-plugin-external-helpers": "^6.22.0",
     "babel-plugin-transform-decorators-legacy": "^1.3.4",
     "babel-plugin-transform-runtime": "^6.23.0",
@@ -51,23 +51,23 @@
     "babel-preset-stage-0": "^6.24.1",
     "chimee-kernel-flv": "^1.4.10",
     "chimee-kernel-hls": "^1.3.0",
-    "eslint": "^4.19.1",
+    "eslint": "^5.8.0",
     "eslint-config-egg": "^7.0.0",
-    "eslint-plugin-flowtype": "^2.46.3",
-    "eslint-plugin-jest": "^21.15.1",
-    "flow-bin": "^0.70.0",
-    "husky": "^0.14.3",
-    "jest": "^22.4.3",
+    "eslint-plugin-flowtype": "^3.2.0",
+    "eslint-plugin-jest": "^22.0.0",
+    "flow-bin": "^0.85.0",
+    "husky": "^1.1.3",
+    "jest": "^23.6.0",
     "pkg-ok": "^2.1.0",
-    "rollup": "^0.58.2",
-    "rollup-plugin-babel": "^3.0.4",
+    "rollup": "^0.67.0",
+    "rollup-plugin-babel": "^4.0.3",
     "rollup-plugin-commonjs": "^9.1.0",
     "rollup-plugin-includepaths": "^0.2.2",
     "rollup-plugin-livereload": "^0.6.0",
     "rollup-plugin-node-resolve": "^3.3.0",
     "rollup-plugin-replace": "^2.0.0",
-    "rollup-plugin-serve": "^0.4.2",
-    "rollup-plugin-uglify": "^3.0.0",
+    "rollup-plugin-serve": "^0.6.0",
+    "rollup-plugin-uglify": "^6.0.0",
     "rollup-watch": "^4.3.1"
   }
 }
diff --git a/readme.md b/readme.md
old mode 100755
new mode 100644
index 5761b64..91efbcb
--- a/readme.md
+++ b/readme.md
@@ -1,5 +1,7 @@
 # [DEPRECATED] chimee-kernel has been merged into chimee.
 
+[![Greenkeeper badge](https://badges.greenkeeper.io/Chimeejs/chimee-kernel.svg)](https://greenkeeper.io/)
+
 # chimee-kernel
 
 Chimee-kernel is a manger of video decoder.