diff --git a/src/lib/Hydra/View/NixManifest.pm b/src/lib/Hydra/View/NixManifest.pm
index 3c27e69b..c64f8dab 100644
--- a/src/lib/Hydra/View/NixManifest.pm
+++ b/src/lib/Hydra/View/NixManifest.pm
@@ -21,7 +21,7 @@ sub process {
         "}\n";
 
     foreach my $path (@paths) {
-        my ($deriver, $hash, $time, $narSize, $refs) = queryPathInfo($path, 0);
+        my ($deriver, $hash, $time, $narSize, $refs) = queryPathInfo($path, 1);
 
         # Escape the characters that are allowed to appear in a Nix
         # path name but have special meaning in a URI.