diff --git a/README.md b/README.md
index d464be5..3f37717 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ accepts call to execute in gulp pipeline.
 [![Dependency Status](https://david-dm.org/pushrocks/gulp-function.svg)](https://david-dm.org/pushrocks/gulp-function)
 [![bitHound Dependencies](https://www.bithound.io/github/pushrocks/gulp-function/badges/dependencies.svg)](https://www.bithound.io/github/pushrocks/gulp-function/master/dependencies/npm)
 [![bitHound Code](https://www.bithound.io/github/pushrocks/gulp-function/badges/code.svg)](https://www.bithound.io/github/pushrocks/gulp-function)
-[![Coverage Status](https://coveralls.io/repos/github/pushrocks/gulp-function/badge.svg?branch=master)](https://coveralls.io/github/pushrocks/gulp-function?branch=master)
+[![codecov.io](https://codecov.io/github/pushrocks/gulp-function/coverage.svg?branch=master)](https://codecov.io/github/pushrocks/gulp-function?branch=master)
 
 ### Version
 [![GitHub version](https://badge.fury.io/gh/pushrocks%2Fgulp-function.svg)](https://badge.fury.io/gh/pushrocks%2Fgulp-function)
diff --git a/package.json b/package.json
index 32314b6..8596bdb 100644
--- a/package.json
+++ b/package.json
@@ -31,6 +31,6 @@
   },
   "devDependencies": {
     "gulp": "^3.9.1",
-    "npmts": "^3.6.4"
+    "npmts": "^4.0.2"
   }
 }