diff --git a/nginx.conf b/nginx.conf
index bfc5976..610b4dc 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -9,7 +9,7 @@ server {
 	}
 
 	location ~* \.(?:ico|css|js|gif|jpe?g|png)$ {
-	    expires 30d;
+	    expires 3600;
 	    add_header Pragma public;
 	    add_header Cache-Control "public";
 	}