diff --git a/dlls/gphoto2.ds/gphoto2_i.h b/dlls/gphoto2.ds/gphoto2_i.h
index 2af61f4..24a5719 100644
--- a/dlls/gphoto2.ds/gphoto2_i.h
+++ b/dlls/gphoto2.ds/gphoto2_i.h
@@ -43,6 +43,7 @@
 # define XMD_H
 # define UINT8 JPEG_UINT8
 # define UINT16 JPEG_UINT16
+# undef HAVE_STDLIB_H
 # undef FAR
 #  include <jpeglib.h>
 # undef UINT16