diff --git a/pkgs/servers/home-assistant/custom-components/systemair/package.nix b/pkgs/servers/home-assistant/custom-components/systemair/package.nix
index 8439babb6985..a03c7c5d83e6 100644
--- a/pkgs/servers/home-assistant/custom-components/systemair/package.nix
+++ b/pkgs/servers/home-assistant/custom-components/systemair/package.nix
@@ -10,20 +10,15 @@
 buildHomeAssistantComponent rec {
   owner = "AN3Orik";
   domain = "systemair";
-  version = "1.0.25";
+  version = "1.0.26";
 
   src = fetchFromGitHub {
     inherit owner;
     repo = "systemair";
     tag = "v${version}";
-    hash = "sha256-K8Boix6muKsaNOpIw2WothjREbawHeKprHnW8RerxRg=";
+    hash = "sha256-tY/5gEjMCbrVwIyEsWWsB/ePju9+8wgbi23XLdCVKrA=";
   };
 
-  postPatch = ''
-    substituteInPlace custom_components/systemair/manifest.json \
-      --replace-fail "pymodbus==" "pymodbus>="
-  '';
-
   dependencies = [
     pymodbus
     async-timeout