diff --git a/types/cytoscape/index.d.ts b/types/cytoscape/index.d.ts
index 7ea05577be..df6870c70a 100644
--- a/types/cytoscape/index.d.ts
+++ b/types/cytoscape/index.d.ts
@@ -1146,6 +1146,7 @@ declare namespace cytoscape {
         extends
         CollectionGraphManipulation, CollectionEvents,
         CollectionData, CollectionPosition,
+        CollectionTraversing,
         CollectionLayout,
         CollectionSelection, CollectionStyle, CollectionAnimation,
         CollectionComparision, CollectionIteration<TIn, TOut>,