diff --git a/lib/krb5/store_sock.c b/lib/krb5/store_sock.c
index af1d687b9..72d3e9d22 100644
--- a/lib/krb5/store_sock.c
+++ b/lib/krb5/store_sock.c
@@ -82,10 +82,13 @@ static void
 socket_free(krb5_storage * sp)
 {
     int save_errno = errno;
-    if (rk_IS_SOCKET_ERROR(rk_closesocket(SOCK(sp))))
+    if (rk_IS_SOCKET_ERROR(rk_closesocket(SOCK(sp)))) {
+#ifdef WIN32
         errno = rk_SOCK_ERRNO;
-    else
+#endif
+    } else {
         errno = save_errno;
+    }
 }
 
 /**