diff --git a/samples/sensor/die_temp_polling/sample.yaml b/samples/sensor/die_temp_polling/sample.yaml
index f27b40e34f3..f64b321c2bd 100644
--- a/samples/sensor/die_temp_polling/sample.yaml
+++ b/samples/sensor/die_temp_polling/sample.yaml
@@ -12,4 +12,4 @@ tests:
     harness_config:
       type: one_line
       regex:
-        - "CPU Die temperature\\[[A-Za-z0-9_]+\\]: [1-9][0-9].[0-9] °C"
+        - "CPU Die temperature\\[[A-Za-z0-9_@]+\\]: [1-9][0-9].[0-9] °C"