diff --git a/docs/header-stubs/vk_dispatch_table.h b/docs/header-stubs/vk_dispatch_table.h
index 43456d1f897..e0a64cc7367 100644
--- a/docs/header-stubs/vk_dispatch_table.h
+++ b/docs/header-stubs/vk_dispatch_table.h
@@ -1 +1,6 @@
+#ifndef STUB_VK_DISPLATCH_TABLE_H
+#define STUB_VK_DISPLATCH_TABLE_H
+
 struct vk_instance_dispatch_table {};
+
+#endif /* STUB_VK_DISPLATCH_TABLE_H */
diff --git a/docs/header-stubs/vk_extensions.h b/docs/header-stubs/vk_extensions.h
index 435d0a1f903..feafd147873 100644
--- a/docs/header-stubs/vk_extensions.h
+++ b/docs/header-stubs/vk_extensions.h
@@ -1,2 +1,7 @@
+#ifndef STUB_VK_EXTENSIONS_H
+#define STUB_VK_EXTENSIONS_H
+
 struct vk_instance_extension_table {};
 struct vk_instance_entrypoint_table {};
+
+#endif /* STUB_VK_EXTENSIONS_H */