diff --git a/pkgs/development/python-modules/victron-mqtt/default.nix b/pkgs/development/python-modules/victron-mqtt/default.nix
index 93cb747c674a..ae19b7e9db66 100644
--- a/pkgs/development/python-modules/victron-mqtt/default.nix
+++ b/pkgs/development/python-modules/victron-mqtt/default.nix
@@ -12,14 +12,14 @@
 
 buildPythonPackage (finalAttrs: {
   pname = "victron-mqtt";
-  version = "2026.6.1";
+  version = "2026.6.4";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "tomer-w";
     repo = "victron_mqtt";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-0RMXl9T9Mglmg1R4rdhfYp/dhgRh1JJPmMeLOtV2/9E=";
+    hash = "sha256-lKntAZF9SkSBnlLwcwMB9wZz9PviRbSbweTMzwwzExY=";
   };
 
   build-system = [