diff --git a/pkgs/by-name/ma/matrix-alertmanager-receiver/package.nix b/pkgs/by-name/ma/matrix-alertmanager-receiver/package.nix
index 1b4541236405..0447b442afbd 100644
--- a/pkgs/by-name/ma/matrix-alertmanager-receiver/package.nix
+++ b/pkgs/by-name/ma/matrix-alertmanager-receiver/package.nix
@@ -8,16 +8,16 @@
 
 buildGoModule (finalAttrs: {
   pname = "matrix-alertmanager-receiver";
-  version = "2026.4.1";
+  version = "2026.4.15";
 
   src = fetchFromGitHub {
     owner = "metio";
     repo = "matrix-alertmanager-receiver";
     tag = finalAttrs.version;
-    hash = "sha256-2ULM0hjKWbFaZvVgkAST4+EvGF4U/xUbJf03NwFs34s=";
+    hash = "sha256-E9L2lmLxA6X+iomNe4SwvLMh3I01zTgTE4Ot4VUstBs=";
   };
 
-  vendorHash = "sha256-Cw6zU+jwHNPpDenP/KxEdMuLYempyc6mUJ5nmV728DU=";
+  vendorHash = "sha256-SOik+mNGpC/G8Hr2RtOBUxJu5McRRqv24FOFvaDxT3I=";
 
   env.CGO_ENABLED = "0";