diff --git a/cluster_metrics/templates/telegraf.conf.j2 b/cluster_metrics/templates/telegraf.conf.j2
index ba78b178..4d7aadce 100644
--- a/cluster_metrics/templates/telegraf.conf.j2
+++ b/cluster_metrics/templates/telegraf.conf.j2
@@ -16,7 +16,7 @@
 {#  enough time to execute. Every added plugin will add 8 seconds to the interval with a #}
 {#  default of 24. This value is later used as the flush interval which needs to be 2x the agent. #}
 {% set run_int = run_commands | length %}
-{% set interval = (run_int < 1 | ternary(0, run_int * 8)) + 24 %}
+{% set interval = (run_int < 1) | ternary(0, run_int * 8) | int + 24 %}
 
 [agent]
   interval = "{{ interval }}s"
@@ -100,4 +100,3 @@
 [[inputs.swap]]
 
 {% endif %}
-