diff --git a/esphome/components/bthome/sensor.py b/esphome/components/bthome/sensor.py
index ea4ffb3db1..a25a1c8d14 100644
--- a/esphome/components/bthome/sensor.py
+++ b/esphome/components/bthome/sensor.py
@@ -16,6 +16,7 @@ from esphome.const import (
     UNIT_DEGREES,
     UNIT_LUX,
     UNIT_PERCENT,
+    UNIT_CELSIUS,
     CONF_ID,
 )