diff --git a/charts/stable/prometheus/values.yaml b/charts/stable/prometheus/values.yaml
index e6bb6e9b7df..e079f4c33dc 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@sha256:93656b946d7a73b15ce10828c99a385b79eba9b7893f6a8fd6219b4e4d10c902
+  tag: 0.25.0@sha256:ab80a68005b86a75d6a616be025fa16580d1454663e4fe4fe401f577d0d45cef
 
 global:
   labels: {}