diff --git a/docker/nginx.template.conf b/docker/nginx.template.conf
index 7577f2af..3716b577 100644
--- a/docker/nginx.template.conf
+++ b/docker/nginx.template.conf
@@ -35,7 +35,7 @@ http {
         server_name moviepilot;
 
         # HTTPS重定向
-        if (${ENABLE_SSL} = 'true') {
+        if ("${ENABLE_SSL}" = 'true') {
             return 301 https://$host$request_uri;
         }