diff --git a/src/hotspot/os/linux/cgroupV1Subsystem_linux.hpp b/src/hotspot/os/linux/cgroupV1Subsystem_linux.hpp
index 63cf975d5b0..38bd8445a61 100644
--- a/src/hotspot/os/linux/cgroupV1Subsystem_linux.hpp
+++ b/src/hotspot/os/linux/cgroupV1Subsystem_linux.hpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019, 2023, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2019, 2024, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -62,7 +62,7 @@ class CgroupV1Controller: public CgroupController {
 
     void set_subsystem_path(char *cgroup_path);
     char *subsystem_path() override { return _path; }
-    bool is_read_only() { return _read_only; }
+    bool is_read_only() override { return _read_only; }
 };
 
 class CgroupV1MemoryController final : public CgroupMemoryController {
diff --git a/src/hotspot/os/linux/cgroupV2Subsystem_linux.hpp b/src/hotspot/os/linux/cgroupV2Subsystem_linux.hpp
index b8685c4e321..b6c9cea99ab 100644
--- a/src/hotspot/os/linux/cgroupV2Subsystem_linux.hpp
+++ b/src/hotspot/os/linux/cgroupV2Subsystem_linux.hpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020, 2022, Red Hat Inc.
+ * Copyright (c) 2020, 2024, Red Hat Inc.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -125,8 +125,8 @@ class CgroupV2Subsystem: public CgroupSubsystem {
     const char * container_type() override {
       return "cgroupv2";
     }
-    CachingCgroupController<CgroupMemoryController>* memory_controller() { return _memory; }
-    CachingCgroupController<CgroupCpuController>* cpu_controller() { return _cpu; }
+    CachingCgroupController<CgroupMemoryController>* memory_controller() override { return _memory; }
+    CachingCgroupController<CgroupCpuController>* cpu_controller() override { return _cpu; }
 };
 
 #endif // CGROUP_V2_SUBSYSTEM_LINUX_HPP