diff --git a/charts/stable/prometheus/values.yaml b/charts/stable/prometheus/values.yaml
index c6d74063fd5..8e88ab4b000 100644
--- a/charts/stable/prometheus/values.yaml
+++ b/charts/stable/prometheus/values.yaml
@@ -8,7 +8,7 @@ thanosImage:
 
 alertmanagerImage:
   repository: tccr.io/truecharts/alertmanager
-  tag: 0.25.0@sha256:88174cf2e7dd82a01b04e3fcc25f09152084b3d62b7739224df00c0018784de0
+  tag: 0.25.0@sha256:93656b946d7a73b15ce10828c99a385b79eba9b7893f6a8fd6219b4e4d10c902
 
 global:
   labels: {}