diff --git a/conf.d/isso.bbaovanc.com b/conf.d/isso.bbaovanc.com
index 2ee844c..4793ce9 100644
--- a/conf.d/isso.bbaovanc.com
+++ b/conf.d/isso.bbaovanc.com
@@ -5,7 +5,9 @@ isso.bbaovanc.com {
     import hsts
     import log
 
-    reverse_proxy localhost:86
+    reverse_proxy localhost:86 {
+        header_down Cache-Control no-cache
+    }
 
     import basicerrors
 }