diff --git a/site-cookbooks/kosmos_prometheus/attributes/default.rb b/site-cookbooks/kosmos_prometheus/attributes/default.rb
index 53bca16..8d1fcab 100644
--- a/site-cookbooks/kosmos_prometheus/attributes/default.rb
+++ b/site-cookbooks/kosmos_prometheus/attributes/default.rb
@@ -31,8 +31,8 @@ node.default["kosmos_prometheus"]["alertmanager"]["receivers"] = [
 ]
 
 node.default["kosmos_prometheus"]["global"] = {
-  "scrape_interval" => "30s",
-  "evaluation_interval" => "30s",
+  "scrape_interval" => "15s",
+  "evaluation_interval" => "15s",
 }
 
 node.default["kosmos_prometheus"]["alerting"] = {