diff --git a/homeassistant/components/mqtt/strings.json b/homeassistant/components/mqtt/strings.json
index 8bb975cb79f..f2d4729652c 100644
--- a/homeassistant/components/mqtt/strings.json
+++ b/homeassistant/components/mqtt/strings.json
@@ -10,7 +10,7 @@
         "step": {
           "confirm": {
             "title": "[%key:component::mqtt::issues::subentry_migration_discovery::title%]",
-            "description": "Exported MQTT device \"{name}\" identified via MQTT discovery. Submit to confirm that the MQTT device is to be migrated to the main MQTT configuration, and to remove the existing MQTT device subentry. Make sure that the discovery is retained at the MQTT broker, or is resent after the subentry is removed, so that the MQTT device will be set up correctly."
+            "description": "Exported MQTT device \"{name}\" identified via MQTT discovery. Select **Submit** to confirm that the MQTT device is to be migrated to the main MQTT configuration, and to remove the existing MQTT device subentry. Make sure that the discovery is retained at the MQTT broker, or is resent after the subentry is removed, so that the MQTT device will be set up correctly."
           }
         }
       }
@@ -21,7 +21,7 @@
         "step": {
           "confirm": {
             "title": "[%key:component::mqtt::issues::subentry_migration_yaml::title%]",
-            "description": "Exported MQTT device \"{name}\" identified in YAML configuration. Submit to confirm that the MQTT device is to be migrated to main MQTT config entry, and to remove the existing MQTT device subentry."
+            "description": "Exported MQTT device \"{name}\" identified in YAML configuration. Select **Submit** to confirm that the MQTT device is to be migrated to main MQTT config entry, and to remove the existing MQTT device subentry."
           }
         }
       }