diff --git a/conf/nginx.conf b/conf/nginx.conf
index c34a6a9..574df61 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -44,8 +44,8 @@
 
     location ~ "/(front/)?embed.html" {
         alias __INSTALL_DIR__/front/dist/;embed.html;
-        more_set_headers Content-Security-Policy "connect-src https: http: 'self'; default-src 'self'; script-src 'self' unpkg.com 'unsafe-inline' 'unsafe-eval'; style-src https: http: 'self' 'unsafe-inline'; img-src https: http: 'self' data:; font-src https: http: 'self' data:; object-src 'none'; media-src https: http: 'self' data:";
-        more_set_headers Referrer-Policy "strict-origin-when-cross-origin";
+        more_set_headers "Content-Security-Policy: connect-src https: http: 'self'; default-src 'self'; script-src 'self' unpkg.com 'unsafe-inline' 'unsafe-eval'; style-src https: http: 'self' 'unsafe-inline'; img-src https: http: 'self' data:; font-src https: http: 'self' data:; object-src 'none'; media-src https: http: 'self' data:";
+        more_set_headers "Referrer-Policy: strict-origin-when-cross-origin";
 
         expires 1d;
     }