diff --git a/src/qt/dummy_cdrom_ioctl.c b/src/qt/dummy_cdrom_ioctl.c
index af8679ecc..9b7a8bfbf 100644
--- a/src/qt/dummy_cdrom_ioctl.c
+++ b/src/qt/dummy_cdrom_ioctl.c
@@ -24,6 +24,7 @@
 #include <stdlib.h>
 #include <wchar.h>
 #define HAVE_STDARG_H
+#include <86box/86box.h>
 #include <86box/scsi_device.h>
 #include <86box/cdrom.h>
 #include <86box/log.h>
diff --git a/src/unix/dummy_cdrom_ioctl.c b/src/unix/dummy_cdrom_ioctl.c
index af8679ecc..9b7a8bfbf 100644
--- a/src/unix/dummy_cdrom_ioctl.c
+++ b/src/unix/dummy_cdrom_ioctl.c
@@ -24,6 +24,7 @@
 #include <stdlib.h>
 #include <wchar.h>
 #define HAVE_STDARG_H
+#include <86box/86box.h>
 #include <86box/scsi_device.h>
 #include <86box/cdrom.h>
 #include <86box/log.h>