diff --git a/docker/scripts/3-update-haproxy-cert.sh b/docker/scripts/3-update-haproxy-cert.sh
index 74fe3a6..e40024e 100644
--- a/docker/scripts/3-update-haproxy-cert.sh
+++ b/docker/scripts/3-update-haproxy-cert.sh
@@ -1,7 +1,8 @@
 #!/bin/sh
 
 # Start transaction
-echo -e "set ssl cert /usr/local/etc/haproxy/certificates/site.pem <<\n$(cat /etc/certificates/site.pem)\n" | socat tcp-connect:haproxy:9999 -
+echo -e "set ssl cert /usr/local/etc/haproxy/certificates/site.pem <<\n$(cat /etc/certificates/site.pem)\n" \
+  | socat - tcp-connect:haproxy:9999,retry=30,interval=2,connect-timeout=5
 
 # Commit transaction
 echo "commit ssl cert /usr/local/etc/haproxy/certificates/site.pem" | socat tcp-connect:haproxy:9999 -