diff --git a/.circleci/setup-virtualenv.sh b/.circleci/setup-virtualenv.sh
index 55d79f55f..40f803db1 100755
--- a/.circleci/setup-virtualenv.sh
+++ b/.circleci/setup-virtualenv.sh
@@ -8,7 +8,7 @@ shift || :
 
 # Make sure the ownership of the pip cache directory is correct.  The CircleCI
 # cache management operations seem to mess it up.
-sudo chown --recursive nobody:nogroup /tmp/nobody/.cache
+sudo chown --recursive nobody /tmp/nobody/.cache
 
 # Set up the virtualenv as a non-root user so we can run the test suite as a
 # non-root user.  See below.