1 files changed, 1 insertions, 0 deletions
diff --git a/package.nix b/package.nix
index 0d77eda68..ddceb23a5 100644
--- a/package.nix
+++ b/package.nix
@@ -448,6 +448,7 @@ stdenv.mkDerivation (finalAttrs: {
             p.python-frontmatter
             p.requests
             p.xdg-base-dirs
+            p.packaging
             (p.toPythonModule xonsh.passthru.unwrapped)
           ]
         );