diff --git a/source/blender/simulation/intern/implicit.h b/source/blender/simulation/intern/implicit.h
index 6b9b739a899..fd91d95247f 100644
--- a/source/blender/simulation/intern/implicit.h
+++ b/source/blender/simulation/intern/implicit.h
@@ -8,7 +8,7 @@
  * \ingroup sim
  */
 
-#include "stdio.h"
+#include <stdio.h>
 
 #include "BLI_utildefines.h"