diff --git a/lib/jsdoc/src/filter.js b/lib/jsdoc/src/filter.js
index 019f5173..135c4c4f 100644
--- a/lib/jsdoc/src/filter.js
+++ b/lib/jsdoc/src/filter.js
@@ -57,7 +57,7 @@ exports.Filter.prototype.isIncluded = function(filepath) {
 
     if (this.exclude) {
         this.exclude.forEach(function(exclude) {
-            if ( exclude === filepath || exclude === path.dirname(filepath) ) {
+            if ( filepath.indexOf(exclude) === 0 ) {
                 included = false;
             }
         });