diff --git a/homeassistant/components/tile/strings.json b/homeassistant/components/tile/strings.json
index 504823c4d16..2d34d13c436 100644
--- a/homeassistant/components/tile/strings.json
+++ b/homeassistant/components/tile/strings.json
@@ -16,7 +16,8 @@
       }
     },
     "error": {
-      "invalid_auth": "[%key:common::config_flow::error::invalid_auth%]"
+      "invalid_auth": "[%key:common::config_flow::error::invalid_auth%]",
+      "unknown": "[%key:common::config_flow::error::unknown%]"
     },
     "abort": {
       "already_configured": "[%key:common::config_flow::abort::already_configured_account%]",