diff --git a/main/mqttDiscovery.cpp b/main/mqttDiscovery.cpp
index ea00186..2f064cf 100644
--- a/main/mqttDiscovery.cpp
+++ b/main/mqttDiscovery.cpp
@@ -59,6 +59,7 @@ const char* availableHASSClasses[] = {"battery_charging",
                                       "duration",
                                       "energy",
                                       "enum",
+                                      "frequency",
                                       "gas",
                                       "humidity",
                                       "illuminance",
@@ -89,43 +90,46 @@ const char* availableHASSClasses[] = {"battery_charging",
 
 // From https://github.com/home-assistant/core/blob/d7ac4bd65379e11461c7ce0893d3533d8d8b8cbf/homeassistant/const.py#L379
 // List of units available in Home Assistant
-const char* availableHASSUnits[] = {"W",
-                                    "kW",
-                                    "V",
-                                    "kWh",
-                                    "A",
-                                    "W",
-                                    "°C",
-                                    "°F",
-                                    "ms",
-                                    "s",
-                                    "min",
-                                    "hPa",
-                                    "L",
-                                    "kg",
-                                    "lb",
-                                    "µS/cm",
-                                    "ppm",
-                                    "μg/m³",
-                                    "m³",
-                                    "mg/m³",
-                                    "m/s²",
-                                    "mV",
-                                    "lx",
-                                    "Ω",
-                                    "%",
-                                    "bar",
-                                    "bpm",
-                                    "dB",
-                                    "dBm",
+const char* availableHASSUnits[] = {"A",
                                     "B",
                                     "UV index",
-                                    "m/s",
+                                    "V",
+                                    "W",
+                                    "W",
+                                    "bpm",
+                                    "bar",
+                                    "cm",
+                                    "dB",
+                                    "dBm",
+                                    "ft",
+                                    "h",
+                                    "hPa",
+                                    "Hz",
+                                    "kg",
+                                    "kW",
+                                    "kWh",
                                     "km/h",
-                                    "°",
+                                    "lb",
+                                    "lx",
+                                    "m/s",
+                                    "m/s²",
+                                    "m³",
+                                    "mg/m³",
+                                    "min",
                                     "mm",
                                     "mm/h",
-                                    "cm"};
+                                    "ms",
+                                    "mV",
+                                    "µS/cm",
+                                    "μg/m³",
+                                    "Ω",
+                                    "%",
+                                    "°",
+                                    "°C",
+                                    "°F",
+                                    "s",
+                                    "wb²"
+};
 
 String getMacAddress() {
   uint8_t baseMac[6];