diff --git a/boards/nordic/nrf54l15dk/nrf54l15dk_nrf54l15_cpuapp_ns.yaml b/boards/nordic/nrf54l15dk/nrf54l15dk_nrf54l15_cpuapp_ns.yaml
index 56b8e9618c0..e58bf792b06 100644
--- a/boards/nordic/nrf54l15dk/nrf54l15dk_nrf54l15_cpuapp_ns.yaml
+++ b/boards/nordic/nrf54l15dk/nrf54l15dk_nrf54l15_cpuapp_ns.yaml
@@ -9,6 +9,7 @@ toolchain:
   - gnuarmemb
   - xtools
   - zephyr
+sysbuild: true
 ram: 256
 flash: 1524
 supported: