diff --git a/tests/kernel/tickless/tickless_concept/boards/rzg3s_smarc_r9a08g045s33gbg_cm33.overlay b/tests/kernel/tickless/tickless_concept/boards/rzg3s_smarc_r9a08g045s33gbg_cm33.overlay
new file mode 100644
index 00000000000..9593ee16f5b
--- /dev/null
+++ b/tests/kernel/tickless/tickless_concept/boards/rzg3s_smarc_r9a08g045s33gbg_cm33.overlay
@@ -0,0 +1,15 @@
+/*
+ * Copyright (c) 2024 Renesas Electronics Corporation
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+&gtm0 {
+	os_timer {
+		status = "okay";
+	};
+};
+
+&systick {
+	status = "disabled";
+};