diff --git a/files/profile.c b/files/profile.c
index 883d5ff..58ffa7e 100644
--- a/files/profile.c
+++ b/files/profile.c
@@ -20,6 +20,7 @@
  */
 
 #include "config.h"
+#include "wine/port.h"
 
 #include <ctype.h>
 #include <errno.h>