diff --git a/homeassistant/components/duckdns/services.yaml b/homeassistant/components/duckdns/services.yaml
index e69de29bb2d..8c353a0b3cd 100644
--- a/homeassistant/components/duckdns/services.yaml
+++ b/homeassistant/components/duckdns/services.yaml
@@ -0,0 +1,6 @@
+set_txt:
+  description: Set the TXT record of your DuckDNS subdomain.
+  fields:
+    txt:
+      description: Payload for the TXT record.
+      example: 'This domain name is reserved for use in documentation'