diff --git a/index.js b/index.js
index 97e56dc..4894277 100644
--- a/index.js
+++ b/index.js
@@ -112,8 +112,9 @@ var addInstructionsToBrowserify = require('./lib/bundler');
  * @property {Array.<String>} [bootScripts] List of script files to execute
  * on boot.
  * @end
+ * @param {Function} [callback] Callback function.
  *
- * @header boot(app, [options])
+ * @header boot(app, [options], [callback])
  */
 
 exports = module.exports = function bootLoopBackApp(app, options, callback) {
diff --git a/lib/executor.js b/lib/executor.js
index 61d38e8..8680794 100644
--- a/lib/executor.js
+++ b/lib/executor.js
@@ -7,8 +7,9 @@ var async = require('async');
 /**
  * Execute bootstrap instructions gathered by `boot.compile`.
  *
- * @options {Object} app The loopback app to boot.
+ * @param {Object} app The loopback app to boot.
  * @options {Object} instructions Boot instructions.
+ * @param {Function} [callback] Callback function.
  *
  * @header boot.execute(instructions)
  */