diff --git a/sesman/sesexec/session.c b/sesman/sesexec/session.c
index 71468c92..df7f9649 100644
--- a/sesman/sesexec/session.c
+++ b/sesman/sesexec/session.c
@@ -48,6 +48,7 @@
 #include "os_calls.h"
 #include "sesexec.h"
 #include "string_calls.h"
+#include "utmp.h"
 #include "xauth.h"
 #include "xwait.h"
 #include "xrdp_sockets.h"