diff --git a/pkgs/by-name/mq/mqtt-exporter/package.nix b/pkgs/by-name/mq/mqtt-exporter/package.nix
index b7ee6ca176fb..cee141656e8b 100644
--- a/pkgs/by-name/mq/mqtt-exporter/package.nix
+++ b/pkgs/by-name/mq/mqtt-exporter/package.nix
@@ -6,14 +6,14 @@
 
 python3.pkgs.buildPythonApplication (finalAttrs: {
   pname = "mqtt-exporter";
-  version = "1.11.2";
+  version = "1.12.1";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "kpetremann";
     repo = "mqtt-exporter";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-pWXdd82K1BhUKHGVGpTRW4f/Xa9nf0Ww/l2pxdw/Jw8=";
+    hash = "sha256-cCVbvO1+69zIxbGGW7p3YTbDQgSU41uVR7M3jOHaqO8=";
   };
 
   build-system = with python3.pkgs; [ setuptools ];