diff --git a/nginx/letsencrypt-autogen.sh b/nginx/letsencrypt-autogen.sh
index ab5bf550..d5642070 100644
--- a/nginx/letsencrypt-autogen.sh
+++ b/nginx/letsencrypt-autogen.sh
@@ -23,7 +23,7 @@ fi
 # Stop nginx if needed (free the port used by the standalone server)
 nginx_was_running="NO"
 pgrep nginx
-if [ $? -eq 0]; then
+if [ $? -eq 0 ]; then
 	killall nginx
 	nginx_was_running="YES"
 fi