diff --git a/nginx.conf b/nginx.conf
index 98853e5425..337f837b22 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -99,6 +99,10 @@ http {
             rewrite ^ /vulnerabilities/index.html break;
         }
 
+        location ~* /(\index.html)?$ {
+            add_header Cache-Control "public, max-age=300, stale-while-revalidate=300";
+        }
+
 	# use hugo's built in 404 page for now
 	error_page 404 /404.html;