diff --git a/clientname.c b/clientname.c
index 5dbaaf97..df921aa5 100644
--- a/clientname.c
+++ b/clientname.c
@@ -195,7 +195,7 @@ void client_sockaddr(int fd,
 		memset(sin, 0, sizeof(*sin));
 		sin->sin_family = AF_INET;
 		*ss_len = sizeof(struct sockaddr_in);
-#if HAVE_SOCKADDR_SIN_LEN
+#if HAVE_SOCKADDR_IN_LEN
 		sin->sin_len = *ss_len;
 #endif
 		sin->sin_port = sin6.sin6_port;
diff --git a/socket.c b/socket.c
index bf4f26bd..772bb925 100644
--- a/socket.c
+++ b/socket.c
@@ -698,7 +698,7 @@ static int socketpair_tcp(int fd[2])
 		goto failed;
 
 	memset(&sock2, 0, sizeof sock2);
-#if HAVE_SOCKADDR_SIN_LEN
+#if HAVE_SOCKADDR_IN_LEN
 	sock2.sin_len = sizeof sock2;
 #endif
 	sock2.sin_family = PF_INET;