diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 4ff0eca..0d9180e 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -25,7 +25,7 @@ repos:
         args:
           - --skip="./.*,*.json"
           - --quiet-level=4
-          - -L ba,celcius,hass
+          - -L ba,hass
         exclude_types: [json]
   - repo: https://github.com/PyCQA/flake8
     rev: 4.0.1
diff --git a/pyhilo/const.py b/pyhilo/const.py
index 6ea3751..92ab72a 100755
--- a/pyhilo/const.py
+++ b/pyhilo/const.py
@@ -195,7 +195,7 @@
 }
 
 HILO_UNIT_CONVERSION: Final = {
-    "Celcius": "°C",
+    "Celsius": "°C",
     "DB": "dB",
     "Integer": "dB",
     "Mbar": "mbar",
@@ -208,7 +208,7 @@
     "BatteryPercent": "Percentage",
     "Co2": "PPM",
     "ColorTemperature": "Integer",
-    "CurrentTemperature": "Celcius",
+    "CurrentTemperature": "Celsius",
     "Disconnected": "null",
     "DrmsState": "OnOff",
     "firmwareVersion": "null",
@@ -216,8 +216,8 @@
     "Hue": "Integer",
     "Humidity": "Percentage",
     "Intensity": "Percentage",
-    "MaxTempSetpoint": "Celcius",
-    "MinTempSetpoint": "Celcius",
+    "MaxTempSetpoint": "Celsius",
+    "MinTempSetpoint": "Celsius",
     "Noise": "DB",
     "onlineStatus": "null",
     "OnOff": "OnOff",
@@ -225,7 +225,7 @@
     "Pressure": "Mbar",
     "Saturation": "Integer",
     "Status": "OnOff",
-    "TargetTemperature": "Celcius",
+    "TargetTemperature": "Celsius",
     "Unpaired": "null",
     "WifiStatus": "Integer",
     "zigBeePairingActivated": "OnOff",