diff --git a/charts/enterprise/prometheus/values.yaml b/charts/enterprise/prometheus/values.yaml
index 4700f095ba5..71a8c3cb5e9 100644
--- a/charts/enterprise/prometheus/values.yaml
+++ b/charts/enterprise/prometheus/values.yaml
@@ -9,7 +9,8 @@ thanosImage:
 alertmanagerImage:
   repository: tccr.io/truecharts/alertmanager
   tag: 0.25.0@sha256:6b534671b83aa7fbd91d1b10bf0f1b29b948e4b300f8359a86043d0deba07207
-
+manifestManager:
+  enabled: true
 global:
   labels: {}
 workload: