diff --git a/intern/cycles/kernel/osl/osl_closures.h b/intern/cycles/kernel/osl/osl_closures.h
index 17d7260c191..ca5f441aa2d 100644
--- a/intern/cycles/kernel/osl/osl_closures.h
+++ b/intern/cycles/kernel/osl/osl_closures.h
@@ -33,14 +33,13 @@
 #ifndef __OSL_CLOSURES_H__
 #define __OSL_CLOSURES_H__
 
+#include "util_types.h"
+#include "kernel_types.h"
+
 #include <OSL/oslclosure.h>
 #include <OSL/oslexec.h>
 #include <OSL/genclosure.h>
 
-#include "kernel_types.h"
-
-#include "util_types.h"
-
 CCL_NAMESPACE_BEGIN
 
 OSL::ClosureParam *closure_emission_params();