diff --git a/forward-email-to-slack-webhook/install.sh b/forward-email-to-slack-webhook/install.sh
index 0ee728b..4bbfe7c 100755
--- a/forward-email-to-slack-webhook/install.sh
+++ b/forward-email-to-slack-webhook/install.sh
@@ -7,6 +7,6 @@ chmod +x /usr/local/bin/email_to_webhook
 
 mkdir -p /etc/environment.d
 
-echo "|/usr/bin/envdir /etc/environment.d /usr/local/bin/email_to_webhook" > /root/.forward
+echo "|\"/usr/bin/envdir /etc/environment.d /usr/local/bin/email_to_webhook\"" > /root/.forward
 
 echo "now put your webhook url in /etc/environment.d/SLACK_WEBHOOK_URL"