diff --git a/Kernel/Process.h b/Kernel/Process.h
index e7eeeb8c1d..df4102c5a5 100644
--- a/Kernel/Process.h
+++ b/Kernel/Process.h
@@ -84,7 +84,7 @@ typedef HashMap<FlatPtr, RefPtr<FutexQueue>> FutexQueues;
 
 struct LoadResult;
 
-class Process
+class Process final
     : public AK::RefCountedBase
     , public Weakable<Process> {