--- a/krb5-ticket-watcher/src/krb5ticketwatcher.cpp

+++ b/krb5-ticket-watcher/src/krb5ticketwatcher.cpp

@@ -49,6 +49,7 @@

 #include "pwchangedialog.h"

 #include "kinitdialog.h"

+#include <unistd.h>

 #include <pwd.h>

 static const unsigned char trayimage[] = {