diff --git a/Gruntfile.js b/Gruntfile.js
index b4b42fe486b9c363af2096848d387a2e25518884..1fb52134f7c2b89dbc812346060402b360f15950 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -32,7 +32,7 @@ module.exports = function(grunt) {
 		},
 		jsdoc: {
 			dist: {
-				src: ['src/main/webapp/js/**/*.js'],
+				src: ['src/main/webapp/js/**/*.js', '!src/main/webapp/js/lib/**/*.js'],
 				dest: 'build/docs/jsdoc'
 			}
 		}