diff --git a/pdal/private/KDImpl.hpp b/pdal/private/KDImpl.hpp
index 473ffba36..3617c4f4e 100644
--- a/pdal/private/KDImpl.hpp
+++ b/pdal/private/KDImpl.hpp
@@ -34,7 +34,7 @@
 
 #pragma once
 
-#include <nanoflann/nanoflann.hpp>
+#include <nanoflann.hpp>
 
 namespace pdal
 {