diff --git a/flake.nix b/flake.nix
index 5152aed..da543ba 100644
--- a/flake.nix
+++ b/flake.nix
@@ -28,6 +28,11 @@
         buildInputs = [ pkgs.python3Packages.hatchling ];
         propagatedBuildInputs = [ pkgs.python3Packages.rsa ];
 
+        postInstall = ''
+          mkdir -p $out/nix-support
+          echo "doc manual $doc/share/doc/mitel-ommclient2/html/index.html" >> $out/nix-support/hydra-build-products
+        '';
+
         pythonImportsCheck = [ "mitel_ommclient2" ];
       };
       default = self.packages.x86_64-linux.mitel-ommclient2;