diff --git a/samples/boards/stm32/power_mgmt/serial_wakeup/sample.yaml b/samples/boards/stm32/power_mgmt/serial_wakeup/sample.yaml
index 416d94056dd..e94c646de13 100644
--- a/samples/boards/stm32/power_mgmt/serial_wakeup/sample.yaml
+++ b/samples/boards/stm32/power_mgmt/serial_wakeup/sample.yaml
@@ -15,3 +15,4 @@ tests:
       - nucleo_wb55rg
     filter: dt_compat_enabled("zephyr,power-state")
     extra_args: "CONFIG_DEBUG=y"
+    platform_allow: nucleo_wb55rg stm32l562e_dk