diff --git a/scripts/spack/make-release-repo.py b/scripts/spack/make-release-repo.py
index 82bc61e9..2a3d5186 100755
--- a/scripts/spack/make-release-repo.py
+++ b/scripts/spack/make-release-repo.py
@@ -304,7 +304,7 @@ def generate_pyvenv_requirements(self, output_file):
                     repo_name = pyvenv_url_names.get(iname, {}).get("repo_name", iname)
                     egg_name = pyvenv_url_names.get(iname, {}).get("egg_name", repo_name)
 
-                    if iversion == "develop":
+                    if iversion == "develop" or iname == "moo":
                         iline = f"git+https://github.com/{iuser}/{repo_name}@{iversion}#egg={egg_name}"
                     else:
                         iline = f"git+https://github.com/{iuser}/{repo_name}@v{iversion}#egg={egg_name}"