diff --git a/homeassistant/components/gardena_bluetooth/strings.json b/homeassistant/components/gardena_bluetooth/strings.json
index d0c1b878cefb4b..dd50bac0b2a14f 100644
--- a/homeassistant/components/gardena_bluetooth/strings.json
+++ b/homeassistant/components/gardena_bluetooth/strings.json
@@ -16,7 +16,8 @@
     },
     "abort": {
       "already_configured": "[%key:common::config_flow::abort::already_configured_device%]",
-      "no_devices_found": "[%key:common::config_flow::abort::no_devices_found%]"
+      "no_devices_found": "[%key:common::config_flow::abort::no_devices_found%]",
+      "cannot_connect": "[%key:common::config_flow::error::cannot_connect%]"
     }
   },
   "entity": {