diff --git a/deploy/haproxy.sh b/deploy/haproxy.sh
index 3c1c7edb..859f4bd1 100644
--- a/deploy/haproxy.sh
+++ b/deploy/haproxy.sh
@@ -327,7 +327,7 @@ haproxy_deploy() {
 
     # Update certificate over HAProxy stats socket or master CLI.
     if _exists socat; then
-      export IFS=','
+      IFS=','
       for _statssock in ${Le_Deploy_haproxy_stats_socket}; do
         # look for the certificate on the stats socket, to choose between updating or creating one
         _socat_cert_cmd="echo '${_cmdpfx}show ssl cert' | socat '${_statssock}' - | grep -q '^${_pem}$'"