diff --git a/pyproject.toml b/pyproject.toml
index 6877ae3fe..4d2db38bb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,7 +11,8 @@ name = "qcodes_contrib_drivers"
 description = "User contributed drivers for QCoDeS"
 classifiers = [ "Development Status :: 3 - Alpha", "Intended Audience :: Science/Research", "License :: OSI Approved :: MIT License", "License :: OSI Approved :: GNU General Public License v2 or later (GPLv2+)", "Programming Language :: Python :: 3 :: Only", "Programming Language :: Python :: 3.8", "Programming Language :: Python :: 3.9", "Programming Language :: Python :: 3.10", "Topic :: Scientific/Engineering",]
 requires-python = ">=3.8"
-dependencies = [ "qcodes>=0.33.0", "versioningit>=1.1.0",]
+# Some drivers are making use of legacy versions removed in packaging 22.0
+dependencies = [ "qcodes>=0.33.0", "versioningit>=1.1.0", "packaging<22.0"]
 dynamic = [ "version",]
 
 [[project.maintainers]]
diff --git a/requirements.txt b/requirements.txt
index 359509141..03efb262b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1,2 @@
 mypy==0.991
+ipython==8.6.0
\ No newline at end of file