diff --git a/source/_components/binary_sensor.markdown b/source/_components/binary_sensor.markdown
index d3aa1353117..25d5e31f559 100644
--- a/source/_components/binary_sensor.markdown
+++ b/source/_components/binary_sensor.markdown
@@ -9,7 +9,7 @@ sharing: true
 footer: true
 ---
 
-Binary sensors are gathering information about state of switches, contacts, pins, and alike. The return value of those sensors is usually digital (1/0). This means that those sensors knows only two states: **0/off/low/open/false** and **1/on/high/closed/true**.
+Binary sensors are gathering information about state of switches, contacts, pins, and alike. The return value of those sensors is usually digital (1/0). This means that those sensors knows only two states: **0/off/low/closed/false** and **1/on/high/open/true**.
 
 Knowing that there are only two states allows Home Assistant to represent the sensor better in the frontend.
 
@@ -25,7 +25,7 @@ The display style of each entity can be modified in the [customize section](/get
 - **motion**: Motion sensor
 - **moving**: On means moving, Off means stopped
 - **occupancy**: On means occupied, Off means not occupied
-- **opening**: Door, window, etc
+- **opening**: Door, window, etc. On means open, Off means closed
 - **power**: Power, over-current, etc
 - **safety**: On means unsafe, Off means safe
 - **smoke**: Smoke detector