diff --git a/nixos/modules/services/web-apps/drupal.nix b/nixos/modules/services/web-apps/drupal.nix
index dff3450553be..3b307327a6d7 100644
--- a/nixos/modules/services/web-apps/drupal.nix
+++ b/nixos/modules/services/web-apps/drupal.nix
@@ -66,8 +66,8 @@ let
 
       postInstall = ''
         ln -s ${cfg.stateDir}/sites $out/share/php/${cfg.package.pname}${cfg.webRoot}
-        ln -s ${cfg.modulesDir} $out/share/php/${cfg.package.pname}/modules
-        ln -s ${cfg.themesDir} $out/share/php/${cfg.package.pname}/themes
+        ln -s ${cfg.modulesDir} $out/share/php/${cfg.package.pname}${cfg.webRoot}/modules/nixos-modules
+        ln -s ${cfg.themesDir} $out/share/php/${cfg.package.pname}${cfg.webRoot}/themes/nixos-themes
       '';
     });