diff --git a/include/curl/curl.h b/include/curl/curl.h
index 7e1bc4c94..69283eb08 100644
--- a/include/curl/curl.h
+++ b/include/curl/curl.h
@@ -1662,7 +1662,7 @@ typedef enum {
    * Only supported by the c-ares DNS backend */
   CINIT(DNS_LOCAL_IP4, STRINGPOINT, 222),
 
-  /* Set the local IPv4 address to use for outgoing DNS requests.
+  /* Set the local IPv6 address to use for outgoing DNS requests.
    * Only supported by the c-ares DNS backend */
   CINIT(DNS_LOCAL_IP6, STRINGPOINT, 223),