diff --git a/setup.cfg b/setup.cfg
index 6d284c52..b1e06c9a 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -120,7 +120,6 @@ dev =
     tox !=4.*; python_version <"3.8.0"  # https://github.com/ComPWA/qrules/actions/runs/4116409504/jobs/7106431526#step:3:92
     virtualenv !=20.16.*; python_version <"3.7.0"  # https://github.com/ComPWA/qrules/actions/runs/4116487921/jobs/7106603597#step:3:78
     virtualenv !=20.17.*; python_version <"3.7.0"  # https://github.com/ComPWA/qrules/actions/runs/4116447949/jobs/7106515800#step:3:78
-    virtualenv <20.22.0; python_version <"3.8.0"  # importlib-metadata conflict
 
 [options.packages.find]
 where = src