diff --git a/lib/flowViewport/sceneIndex/fvpBBoxSceneIndex.h b/lib/flowViewport/sceneIndex/fvpBBoxSceneIndex.h
index 8dcdccb12a..2c3c393717 100644
--- a/lib/flowViewport/sceneIndex/fvpBBoxSceneIndex.h
+++ b/lib/flowViewport/sceneIndex/fvpBBoxSceneIndex.h
@@ -40,6 +40,7 @@ class BboxSceneIndex : public PXR_NS::HdSingleInputFilteringSceneIndexBase
 {
 public:
     using ParentClass = PXR_NS::HdSingleInputFilteringSceneIndexBase;
+    using PXR_NS::HdSingleInputFilteringSceneIndexBase::_GetInputSceneIndex;
 
     FVP_API
     static BboxSceneIndexRefPtr New(const PXR_NS::HdSceneIndexBaseRefPtr& inputSceneIndex){
diff --git a/lib/flowViewport/sceneIndex/fvpDisplayStyleOverrideSceneIndex.h b/lib/flowViewport/sceneIndex/fvpDisplayStyleOverrideSceneIndex.h
index dd048ce450..84a37a729e 100644
--- a/lib/flowViewport/sceneIndex/fvpDisplayStyleOverrideSceneIndex.h
+++ b/lib/flowViewport/sceneIndex/fvpDisplayStyleOverrideSceneIndex.h
@@ -45,6 +45,8 @@ class DisplayStyleOverrideSceneIndex :
     , public Fvp::InputSceneIndexUtils<DisplayStyleOverrideSceneIndex>
 {
 public:
+    using PXR_NS::HdSingleInputFilteringSceneIndexBase::_GetInputSceneIndex;
+
     FVP_API
     static DisplayStyleOverrideSceneIndexRefPtr
     New(const PXR_NS::HdSceneIndexBaseRefPtr &inputSceneIndex);