diff --git a/docs/core/entity/number.md b/docs/core/entity/number.md
index b285d2b6..a7e241b1 100644
--- a/docs/core/entity/number.md
+++ b/docs/core/entity/number.md
@@ -62,6 +62,7 @@ If specifying a device class, your number entity will need to also return the co
 | pressure | cbar, bar, hPa, inHg, kPa, mbar, Pa, psi | Pressure.
 | reactive_power | var | Reactive power |
 | signal_strength | dB, dBm | Signal strength
+| sound_pressure | dB, dBA | Sound pressure
 | speed | ft/s, in/d, in/h, km/h, kn, m/s, mph, mm/d | Generic speed
 | sulphur_dioxide | µg/m³ | Concentration of sulphure dioxide |
 | temperature | °C, °F | Temperature.
diff --git a/docs/core/entity/sensor.md b/docs/core/entity/sensor.md
index 61ba4395..01f5fbf4 100644
--- a/docs/core/entity/sensor.md
+++ b/docs/core/entity/sensor.md
@@ -65,6 +65,7 @@ If specifying a device class, your sensor entity will need to also return the co
 | pressure | cbar, bar, hPa, inHg, kPa, mbar, Pa, psi | Pressure, statistics will be stored in Pa.
 | reactive_power | var | Reactive power |
 | signal_strength | dB, dBm | Signal strength
+| sound_pressure | dB, dBA | Sound pressure
 | speed | ft/s, in/d, in/h, km/h, kn, m/s, mph, mm/d | Generic speed
 | sulphur_dioxide | µg/m³ | Concentration of sulphure dioxide |
 | temperature | °C, °F | Temperature, statistics will be stored in °C.