diff --git a/homeassistant/components/homekit_controller/strings.json b/homeassistant/components/homekit_controller/strings.json
index bc61b6fd42e..998c375aac1 100644
--- a/homeassistant/components/homekit_controller/strings.json
+++ b/homeassistant/components/homekit_controller/strings.json
@@ -12,7 +12,7 @@
       },
       "pair": {
         "title": "Pair with a device via HomeKit Accessory Protocol",
-        "description": "HomeKit Device communicates with {name} ({category}) over the local area network using a secure encrypted connection without a separate HomeKit Controller or iCloud. Enter your HomeKit pairing code (in the format XXX-XX-XXX) to use this accessory. This code is usually found on the device itself or in the packaging.",
+        "description": "HomeKit Device communicates with {name} ({category}) over the local area network using a secure encrypted connection without a separate HomeKit Controller or iCloud. Enter your eight digit HomeKit pairing code (in the format XXX-XX-XXX) to use this accessory. This code is usually found on the device itself or in the packaging, often close to a HomeKit bar code, next to the image of a small house.",
         "data": {
           "pairing_code": "Pairing Code",
           "allow_insecure_setup_codes": "Allow pairing with insecure setup codes."