diff --git a/drivers/apple_embedded/display_server_apple_embedded.h b/drivers/apple_embedded/display_server_apple_embedded.h
index 5dd9793de2..a28b979fa6 100644
--- a/drivers/apple_embedded/display_server_apple_embedded.h
+++ b/drivers/apple_embedded/display_server_apple_embedded.h
@@ -30,6 +30,7 @@
 
 #pragma once
 
+#include "core/os/thread_safe.h"
 #include "servers/display/display_server.h"
 
 #if defined(RD_ENABLED)