diff --git a/pkgs/by-name/ma/matrix-alertmanager-receiver/package.nix b/pkgs/by-name/ma/matrix-alertmanager-receiver/package.nix
index 9d5735f92b9f..9fa9691a0742 100644
--- a/pkgs/by-name/ma/matrix-alertmanager-receiver/package.nix
+++ b/pkgs/by-name/ma/matrix-alertmanager-receiver/package.nix
@@ -8,13 +8,13 @@
 
 buildGoModule (finalAttrs: {
   pname = "matrix-alertmanager-receiver";
-  version = "2026.5.6";
+  version = "2026.5.13";
 
   src = fetchFromGitHub {
     owner = "metio";
     repo = "matrix-alertmanager-receiver";
     tag = finalAttrs.version;
-    hash = "sha256-bx+zsMjODi3l6VXES5rKZMARGDFTBwHtD2eYAxBouW4=";
+    hash = "sha256-MCOEw8GxyqZgQFTWzOmCnMxHEGKkp5WupJUllclw9Vg=";
   };
 
   vendorHash = "sha256-YlWc8EkM6GfNdH7ot9JmDFB5Xko3+O1Qr5vVNlDNCvI=";