diff --git a/src/lib/Hydra/Controller/Build.pm b/src/lib/Hydra/Controller/Build.pm
index 16714155..0e0471ee 100644
--- a/src/lib/Hydra/Controller/Build.pm
+++ b/src/lib/Hydra/Controller/Build.pm
@@ -330,7 +330,7 @@ sub nix : Chained('build') PathPart('nix') CaptureArgs(0) {
     notFound($c, "Path " . $build->outpath . " is no longer available.")
         unless isValidPath($build->outpath);
     
-    $c->stash->{storePaths} = [$build->drvpath];
+    $c->stash->{storePaths} = [$build->outpath];
     
     my $pkgName = $build->nixname . "-" . $build->system;
     $c->stash->{nixPkgs} = {"${pkgName}.nixpkg" => {build => $build, name => $pkgName}};