diff --git a/homeassistant/components/systemmonitor/sensor.py b/homeassistant/components/systemmonitor/sensor.py
index 5c6294107f..53a5a80621 100644
--- a/homeassistant/components/systemmonitor/sensor.py
+++ b/homeassistant/components/systemmonitor/sensor.py
@@ -305,6 +305,7 @@ CPU_SENSOR_PREFIXES = [
     "soc_thermal 1",
     "Tctl",
     "cpu0-thermal",
+    "cpu0_thermal",
 ]