diff --git a/repos/libports/src/lib/libc/internal/vfs_plugin.h b/repos/libports/src/lib/libc/internal/vfs_plugin.h
index ea324d4435..66874f1623 100644
--- a/repos/libports/src/lib/libc/internal/vfs_plugin.h
+++ b/repos/libports/src/lib/libc/internal/vfs_plugin.h
@@ -36,7 +36,7 @@
 namespace Libc { class Vfs_plugin; }
 
 
-class Libc::Vfs_plugin : public Plugin
+class Libc::Vfs_plugin final : public Plugin
 {
 	public: