diff --git a/lib/jsdoc/augment.js b/lib/jsdoc/augment.js
index 2798dd1b..f37be4ca 100644
--- a/lib/jsdoc/augment.js
+++ b/lib/jsdoc/augment.js
@@ -25,9 +25,9 @@ function mapDependencies(index, propertyName) {
                 dependencies[name] = {};
                 if (hasOwnProp.call(doc, propertyName)) {
                     len = doc[propertyName].length;
-                }
-                for (var j = 0; j < len; ++j) {
-                    dependencies[name][doc[propertyName][j]] = true;
+                    for (var j = 0; j < len; j++) {
+                        dependencies[name][doc[propertyName][j]] = true;
+                    }
                 }
             }
         }