Fix internal-api rendering in Hydra

Currently it gives a 500 error with "Do not know how to serve path
'/nix/store/bym5sm8z2wpavnvzancb9gjdlgyzs1l8-nix-internal-api-docs-2.15.0pre20230320_e37f436/share/doc/nix/internal-api'."

1 files changed, 1 insertions, 1 deletions

diff --git a/flake.nix b/flake.nix
index ad219877b..af0ce5022 100644
--- a/flake.nix
+++ b/flake.nix
@@ -566,7 +566,7 @@
 
             postInstall = ''
               mkdir -p $out/nix-support
-              echo "doc internal-api-docs $out/share/doc/nix/internal-api" >> $out/nix-support/hydra-build-products
+              echo "doc internal-api-docs $out/share/doc/nix/internal-api/html" >> $out/nix-support/hydra-build-products
             '';
           };