diff --git a/charts/enterprise/prometheus/values.yaml b/charts/enterprise/prometheus/values.yaml
index 174eedb1e11..4ba2efe1a68 100644
--- a/charts/enterprise/prometheus/values.yaml
+++ b/charts/enterprise/prometheus/values.yaml
@@ -8,7 +8,7 @@ thanosImage:
 
 alertmanagerImage:
   repository: tccr.io/truecharts/alertmanager
-  tag: 0.25.0@sha256:b5a8cb251c3cec6b7e13a7f14436d2c9b2ac2df5b3cfbef0a436cd3be8fdf38d
+  tag: 0.25.0@sha256:abf991cb2ce84f05eae86e8d7aeabf0f75320aeb06f2b603ead515246be567e8
 
 global:
   labels: {}