1 files changed, 2 insertions, 0 deletions
diff --git a/nginx/nginx.conf b/nginx/nginx.conf
index af3ef4b0..d3733992 100644
--- a/nginx/nginx.conf
+++ b/nginx/nginx.conf
@@ -57,6 +57,8 @@ http {
     gzip_proxied any;
     gzip_vary on;
 
+    if_modified_since before;
+
     server {
         listen 80;
         listen [::]:80;