diff --git a/vtkm/interop/anari/VtkmANARITypes.h b/vtkm/interop/anari/VtkmANARITypes.h
index 1b194d412..375471322 100644
--- a/vtkm/interop/anari/VtkmANARITypes.h
+++ b/vtkm/interop/anari/VtkmANARITypes.h
@@ -15,15 +15,17 @@
 #include <vtkm/Types.h>
 // anari
 #include <anari/anari_cpp.hpp>
-#if ANARI_SDK_VERSION_MINOR <= 3
-#include <anari/type_utility.h>
-#endif
+#include <anari/anari_cpp/ext/linalg.h>
 
 namespace anari_cpp = ::anari;
 
 namespace anari
 {
 
+#if ANARI_SDK_VERSION_MINOR >= 8
+using namespace ::anari::math;
+#endif
+
 /// These declarations let ANARI C++ bindings infer the correct `ANARIDataType`
 /// enum value from VTK-m's C++ math types. This header should be included
 /// before any code which needs this type inference to function.