diff --git a/homeassistant/components/opentherm_gw/strings.json b/homeassistant/components/opentherm_gw/strings.json
index 77c7e3ab40a..405af126c03 100644
--- a/homeassistant/components/opentherm_gw/strings.json
+++ b/homeassistant/components/opentherm_gw/strings.json
@@ -15,7 +15,7 @@
     },
     "error": {
       "already_configured": "[%key:common::config_flow::abort::already_configured_device%]",
-      "id_exists": "Gateway id already exists",
+      "id_exists": "Gateway ID already exists",
       "cannot_connect": "[%key:common::config_flow::error::cannot_connect%]",
       "timeout_connect": "[%key:common::config_flow::error::timeout_connect%]"
     }
@@ -379,7 +379,7 @@
       "fields": {
         "gateway_id": {
           "name": "Gateway ID",
-          "description": "The gateway_id of the OpenTherm Gateway."
+          "description": "The ID of the OpenTherm Gateway."
         }
       }
     },