diff --git a/diskimage_builder/elements/pip-and-virtualenv/install.d/pip-and-virtualenv-source-install/04-install-pip b/diskimage_builder/elements/pip-and-virtualenv/install.d/pip-and-virtualenv-source-install/04-install-pip
index b969240d8..3e8638310 100755
--- a/diskimage_builder/elements/pip-and-virtualenv/install.d/pip-and-virtualenv-source-install/04-install-pip
+++ b/diskimage_builder/elements/pip-and-virtualenv/install.d/pip-and-virtualenv-source-install/04-install-pip
@@ -112,7 +112,7 @@ else
     # time and you had to use "python -m venv".  Since then virtualenv
     # has gained 3.4 support so the pip install below will work
     if [[ ${DIB_PYTHON_VERSION} == 3 ]]; then
-        packages+=" python3-virtualenv"
+        packages=$(echo "$packages" | sed s/python-virtualenv/python3-virtualenv/)
     fi
 
     apt-get -y install $packages