diff --git a/.nycrc b/.nycrc
new file mode 100644
index 0000000..cf99a56
--- /dev/null
+++ b/.nycrc
@@ -0,0 +1,5 @@
+{
+    "include": [
+        "{bin,lib}/**/*.js"
+    ]
+}
\ No newline at end of file
diff --git a/package.json b/package.json
index 233ccf7..3e49fa0 100644
--- a/package.json
+++ b/package.json
@@ -46,8 +46,8 @@
     "eslint": "^3.12.2",
     "eslint-config-mysticatea": "^7.0.1",
     "jsdoc": "^3.4.0",
-    "mocha": "^2.3.4",
-    "nyc": "^7.1.0",
+    "mocha": "^3.2.0",
+    "nyc": "^10.0.0",
     "power-assert": "^1.2.0",
     "rimraf": "^2.4.4"
   },