diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index 0c865dff33..b98b0666cf 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -8082,11 +8082,14 @@ algorithm.")
        ("python-gitpython" ,python-gitpython)
        ("python-jinja2" ,python-jinja2)
        ("python-jsonschema" ,python-jsonschema)
+       ("python-nbformat" ,python-nbformat)
        ("python-networkx" ,python-networkx)
        ("python-psutil" ,python-psutil)
+       ("python-pulp" ,python-pulp)
        ("python-pyyaml" ,python-pyyaml)
        ("python-ratelimiter" ,python-ratelimiter)
        ("python-requests" ,python-requests)
+       ("python-toposort" ,python-toposort)
        ("python-wrapt" ,python-wrapt)))
     (home-page "https://snakemake.readthedocs.io")
     (synopsis "Python-based execution environment for make-like workflows")