diff --git a/src/cairo-os2.h b/src/cairo-os2.h
index 17f026345..0d18674b2 100644
--- a/src/cairo-os2.h
+++ b/src/cairo-os2.h
@@ -44,10 +44,10 @@
 #define INCL_WIN
 #define INCL_GPI
 
-#include <os2.h>
-
 #include "cairo.h"
 
+#include <os2.h>
+
 CAIRO_BEGIN_DECLS
 
 /* The OS/2 Specific Cairo API */