diff --git a/samples/drivers/adc/adc_dt/boards/nrf54lm20dk_nrf54lm20a_cpuapp.overlay b/samples/drivers/adc/adc_dt/boards/nrf54lm20dk_nrf54lm20a_cpuapp.overlay
index 8953de6a547..a93e578fca7 100644
--- a/samples/drivers/adc/adc_dt/boards/nrf54lm20dk_nrf54lm20a_cpuapp.overlay
+++ b/samples/drivers/adc/adc_dt/boards/nrf54lm20dk_nrf54lm20a_cpuapp.overlay
@@ -1,7 +1,7 @@
 /*
  * Copyright (c) 2025 Nordic Semiconductor ASA
  *
- * SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 / {
diff --git a/samples/drivers/adc/adc_sequence/boards/nrf54lm20dk_nrf54lm20a_cpuapp.overlay b/samples/drivers/adc/adc_sequence/boards/nrf54lm20dk_nrf54lm20a_cpuapp.overlay
index a85e9e7e611..a83d64e864e 100644
--- a/samples/drivers/adc/adc_sequence/boards/nrf54lm20dk_nrf54lm20a_cpuapp.overlay
+++ b/samples/drivers/adc/adc_sequence/boards/nrf54lm20dk_nrf54lm20a_cpuapp.overlay
@@ -1,7 +1,7 @@
 /*
  * Copyright (c) 2025 Nordic Semiconductor ASA
  *
- * SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 / {
diff --git a/tests/drivers/adc/adc_accuracy_test/boards/nrf54lm20dk_nrf54lm20a_cpuapp.overlay b/tests/drivers/adc/adc_accuracy_test/boards/nrf54lm20dk_nrf54lm20a_cpuapp.overlay
index bc68f3c8d34..b11dcebc3d3 100644
--- a/tests/drivers/adc/adc_accuracy_test/boards/nrf54lm20dk_nrf54lm20a_cpuapp.overlay
+++ b/tests/drivers/adc/adc_accuracy_test/boards/nrf54lm20dk_nrf54lm20a_cpuapp.overlay
@@ -1,7 +1,7 @@
 /*
  * Copyright (c) 2025 Nordic Semiconductor ASA
  *
- * SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 /*