diff --git a/lib/curlx/inet_ntop.c b/lib/curlx/inet_ntop.c
index 62a1a84c59..751266dbbc 100644
--- a/lib/curlx/inet_ntop.c
+++ b/lib/curlx/inet_ntop.c
@@ -197,8 +197,8 @@ static char *inet_ntop6(const unsigned char *src, char *dst, size_t size,
  * Convert a network format address to presentation format.
  *
  * Returns pointer to presentation format address (`buf').
- * Returns NULL on error and errno set with the specific
- * error, SOCKEAFNOSUPPORT or SOCKEINVAL.
+ * Returns NULL on error and sockerr set (if not NULL) with the specific error,
+ * SOCKEAFNOSUPPORT or SOCKEINVAL.
  */
 char *curlx_inet_ntop(int af, const void *src, char *buf, size_t size,
                       int *sockerr)