diff --git a/include/mitsuba/render/kdtree.h b/include/mitsuba/render/kdtree.h
index d429a6a4..f99cbc83 100644
--- a/include/mitsuba/render/kdtree.h
+++ b/include/mitsuba/render/kdtree.h
@@ -59,7 +59,7 @@
 /**
  * Pre-defined max. stack size for the ray traversal algorithm
  */
-#define MTS_KD_MAXDEPTH 30
+#define MTS_KD_MAXDEPTH 35
 
 MTS_NAMESPACE_BEGIN