diff --git a/dns/powerdns-recursor/files/patch-rec__channel.cc b/dns/powerdns-recursor/files/patch-rec__channel.cc
new file mode 100644
index 000000000000..c7b87cd187be
--- /dev/null
+++ b/dns/powerdns-recursor/files/patch-rec__channel.cc
@@ -0,0 +1,27 @@
+$OpenBSD: patch-rec_channel_cc,v 1.1.1.1 2018/12/29 14:29:08 sthen Exp $
+
+Index: rec_channel.cc
+--- rec_channel.cc.orig	2019-01-31 19:43:44 UTC
++++ rec_channel.cc
+@@ -54,6 +54,10 @@ int RecursorControlChannel::listen(const string& fname
+   if(bind(d_fd, (sockaddr*)&d_local,sizeof(d_local))<0) 
+     throw PDNSException("Unable to bind to controlsocket '"+fname+"': "+stringerror());
+ 
++  int bufsz = 60*1024;
++  setsockopt(d_fd, SOL_SOCKET, SO_SNDBUF, &bufsz, sizeof(bufsz));
++  bufsz = 64*1024;
++  setsockopt(d_fd, SOL_SOCKET, SO_RCVBUF, &bufsz, sizeof(bufsz));
+   return d_fd;
+ }
+ 
+@@ -99,6 +103,10 @@ void RecursorControlChannel::connect(const string& pat
+ 	unlink(d_local.sun_path);
+       throw PDNSException("Unable to connect to remote '"+string(remote.sun_path)+"': "+stringerror());
+     }
++    int bufsz = 60*1024;
++    setsockopt(d_fd, SOL_SOCKET, SO_SNDBUF, &bufsz, sizeof(bufsz));
++    bufsz = 64*1024;
++    setsockopt(d_fd, SOL_SOCKET, SO_RCVBUF, &bufsz, sizeof(bufsz));
+ 
+   } catch (...) {
+     close(d_fd);