diff --git a/packages/doorman-homeassistant/README.md b/packages/doorman-homeassistant/README.md
index a22fef7..0ba9051 100644
--- a/packages/doorman-homeassistant/README.md
+++ b/packages/doorman-homeassistant/README.md
@@ -1,6 +1,6 @@
 # doorman-homeassistant
 
-A mini DDB wrapper to get a door status from DDB.
+A mini DDB wrapper to get a door status directly from DDB. This is used to avoid spamming Doorman API, since function invocations are not free
 
 To install dependencies: