diff --git a/.travis.yml b/.travis.yml
index efd82de1..ee8bff0b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,6 +12,5 @@ node_js:
   - '5'
   - '4'
   - '0.12'
-before_script:
-  - npm install -g gulp-cli
-script: gulp
+allowed_failures:
+  node_js: '0.12'
diff --git a/appveyor.yml b/appveyor.yml
index ebbad0a7..e0321d2a 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -2,10 +2,13 @@
 environment:
   matrix:
     # node.js
+    - nodejs_version: "9.0"
     - nodejs_version: "8.0"
     - nodejs_version: "7.0"
     - nodejs_version: "6.0"
     - nodejs_version: "5.0"
+    - nodejs_version: "4.0"
+    - nodejs_version: "0.12"
 
 # Install scripts. (runs after repo cloning)
 install:
@@ -13,15 +16,12 @@ install:
   - ps: Install-Product node $env:nodejs_version
   # install modules
   - npm install
-  - npm install -g gulp-cli
 
 # Post-install test scripts.
 test_script:
   # Output useful info for debugging.
   - node --version
   - npm --version
-  # run tests
-  - gulp
 
 # Don't actually build.
 build: off
diff --git a/lib/inflection.js b/lib/inflection.js
index 097ce99b..d1f34828 100644
--- a/lib/inflection.js
+++ b/lib/inflection.js
@@ -22,7 +22,7 @@ var helpers = module.exports;
  * @param {Number} `count`
  * @param {String} `singular` The singular form
  * @param {String} `plural` The plural form
- * @param {String} `includeCount`
+ * @param {Boolean} `includeCount` Defaults to false
  * @return {String}
  * @api public
  */