diff --git a/roles/custom/matrix-alertmanager-receiver/defaults/main.yml b/roles/custom/matrix-alertmanager-receiver/defaults/main.yml
index afdc24928..f98a8dff8 100644
--- a/roles/custom/matrix-alertmanager-receiver/defaults/main.yml
+++ b/roles/custom/matrix-alertmanager-receiver/defaults/main.yml
@@ -11,7 +11,7 @@
 matrix_alertmanager_receiver_enabled: true
 
 # renovate: datasource=docker depName=docker.io/metio/matrix-alertmanager-receiver
-matrix_alertmanager_receiver_version: 2025.4.23
+matrix_alertmanager_receiver_version: 2025.5.21
 
 matrix_alertmanager_receiver_scheme: https