1 files changed, 1 insertions, 1 deletions

diff --git a/src/nat/gnunet-service-nat_helper.c b/src/nat/gnunet-service-nat_helper.c
index 80d3559f3..bd1645d25 100644
--- a/src/nat/gnunet-service-nat_helper.c
+++ b/src/nat/gnunet-service-nat_helper.c
@@ -222,7 +222,7 @@ restart_nat_server (void *cls)
     return;
   }
   h->server_stdout =
-    GNUNET_DISK_pipe (GNUNET_YES, GNUNET_YES, GNUNET_NO, GNUNET_YES);
+    GNUNET_DISK_pipe (GNUNET_DISK_PF_BLOCKING_RW);
   if (NULL == h->server_stdout)
   {
     GNUNET_log_strerror (GNUNET_ERROR_TYPE_ERROR, "pipe");