diff --git a/homeassistant/components/shelly/strings.json b/homeassistant/components/shelly/strings.json
index bc6f44a971b..28f3a993462 100644
--- a/homeassistant/components/shelly/strings.json
+++ b/homeassistant/components/shelly/strings.json
@@ -34,7 +34,7 @@
         }
       },
       "confirm_discovery": {
-        "description": "Do you want to set up the {model} at {host}?\n\nBattery-powered devices that are password protected must be woken up before continuing with setting up.\nBattery-powered devices that are not password protected will be added when the device wakes up, you can now manually wake the device up using a button on it or wait for the next data update from the device."
+        "description": "Do you want to set up the {model} at {host}?\n\nBattery-powered devices that are password-protected must be woken up before continuing with setting up.\nBattery-powered devices that are not password-protected will be added when the device wakes up, you can now manually wake the device up using a button on it or wait for the next data update from the device."
       },
       "reconfigure": {
         "description": "Update configuration for {device_name}.\n\nBefore setup, battery-powered devices must be woken up, you can now wake the device up using a button on it.",