diff --git a/pkgs/keycloak-theme-pub-solar.nix b/pkgs/keycloak-theme-pub-solar.nix
index 4d3c725..084b65d 100644
--- a/pkgs/keycloak-theme-pub-solar.nix
+++ b/pkgs/keycloak-theme-pub-solar.nix
@@ -5,6 +5,8 @@ pkgs.stdenv.mkDerivation {
   src = pkgs.lib.cleanSource ../.;
 
   installPhase = ''
+    ${pkgs.sassc}/bin/sassc "./common/resources/scss/index.scss" > "./common/resources/css/index.css"
+
     mkdir $out
     cp -r account $out/
     cp -r login $out/