diff --git a/pkgs/servers/home-assistant/custom-components/omnik_inverter/package.nix b/pkgs/servers/home-assistant/custom-components/omnik_inverter/package.nix
index 91edb53b71ff..45152a97901e 100644
--- a/pkgs/servers/home-assistant/custom-components/omnik_inverter/package.nix
+++ b/pkgs/servers/home-assistant/custom-components/omnik_inverter/package.nix
@@ -8,13 +8,13 @@
 buildHomeAssistantComponent rec {
   owner = "robbinjanssen";
   domain = "omnik_inverter";
-  version = "2.6.4";
+  version = "3.0.0";
 
   src = fetchFromGitHub {
     owner = "robbinjanssen";
     repo = "home-assistant-omnik-inverter";
-    tag = "v${version}";
-    hash = "sha256-O1NxT7u27xLydPqEqH72laU0tlYVrMPo0TwWIVNJ+0Q=";
+    tag = version;
+    hash = "sha256-L9us48J8fpIK3QHeEe3VhIAYBXbYegWYDi7OjeUollU=";
   };
 
   dependencies = [
@@ -24,7 +24,7 @@ buildHomeAssistantComponent rec {
   doCheck = false; # no tests
 
   meta = {
-    changelog = "https://github.com/robbinjanssen/home-assistant-omnik-inverter/releases/tag/v${version}";
+    changelog = "https://github.com/robbinjanssen/home-assistant-omnik-inverter/releases/tag/${src.tag}";
     description = "Omnik Inverter integration will scrape data from an Omnik inverter connected to your local network";
     homepage = "https://github.com/robbinjanssen/home-assistant-omnik-inverter";
     maintainers = with lib.maintainers; [ _9R ];