diff --git a/homeassistant/components/nextdns/strings.json b/homeassistant/components/nextdns/strings.json
index 38944a0711e..76d37691f77 100644
--- a/homeassistant/components/nextdns/strings.json
+++ b/homeassistant/components/nextdns/strings.json
@@ -4,16 +4,25 @@
       "user": {
         "data": {
           "api_key": "[%key:common::config_flow::data::api_key%]"
+        },
+        "data_description": {
+          "api_key": "API Key for your NextDNS account"
         }
       },
       "profiles": {
         "data": {
           "profile": "Profile"
+        },
+        "data_description": {
+          "profile": "NextDNS configuration profile you want to integrate"
         }
       },
       "reauth_confirm": {
         "data": {
           "api_key": "[%key:common::config_flow::data::api_key%]"
+        },
+        "data_description": {
+          "api_key": "[%key:component::nextdns::config::step::user::data_description::api_key%]"
         }
       }
     },