diff --git a/pkgs/servers/home-assistant/custom-components/powercalc/package.nix b/pkgs/servers/home-assistant/custom-components/powercalc/package.nix
index ff32f454dd45..1f9dd2efd282 100644
--- a/pkgs/servers/home-assistant/custom-components/powercalc/package.nix
+++ b/pkgs/servers/home-assistant/custom-components/powercalc/package.nix
@@ -17,13 +17,13 @@
 buildHomeAssistantComponent rec {
   owner = "bramstroker";
   domain = "powercalc";
-  version = "1.20.2";
+  version = "1.20.3";
 
   src = fetchFromGitHub {
     inherit owner;
     repo = "homeassistant-powercalc";
     tag = "v${version}";
-    hash = "sha256-NzWivgvDUv41fSA/6g4mYIuoUCobVUdf3bbfmKl0kWg=";
+    hash = "sha256-z66VHJ/ZzQKvx4l00XGKvTBt9o4T+hv64oCGZNDRUng=";
   };
 
   dependencies = [ numpy ];