--- intern/cycles/CMakeLists.txt.orig	2023-05-12 23:31:31 UTC
+++ intern/cycles/CMakeLists.txt
@@ -312,9 +312,9 @@ endif()
   add_definitions(-DWITH_CYCLES_DEBUG)
 endif()
 
-if(NOT OPENIMAGEIO_PUGIXML_FOUND)
+#if(NOT OPENIMAGEIO_PUGIXML_FOUND)
   add_definitions(-DWITH_SYSTEM_PUGIXML)
-endif()
+#endif()
 
 include_directories(
   SYSTEM
