diff --git a/pkgs/by-name/mq/mqtt-exporter/package.nix b/pkgs/by-name/mq/mqtt-exporter/package.nix
index 167a2bb17720..b9d3ba617d4d 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 rec {
   pname = "mqtt-exporter";
-  version = "1.8.1-1";
+  version = "1.9.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "kpetremann";
     repo = "mqtt-exporter";
     tag = "v${version}";
-    hash = "sha256-FBB8KvSLrcJ9pdfVq18ykovwApNZoOcU0xTfvAWTxpc=";
+    hash = "sha256-z2y43sRlwgy3Bwhu8rvlTkf6HOT+v8kjo5FT3lo5CEA=";
   };
 
   build-system = with python3.pkgs; [ setuptools ];