diff --git a/venv_tools/__init__.py b/venv_tools/__init__.py
index 1938517..e96f84e 100644
--- a/venv_tools/__init__.py
+++ b/venv_tools/__init__.py
@@ -27,7 +27,7 @@
 del get_versions
 
 
-DEFAULT_INSTALL_COMMAND = "{python} -m pip install {package}"
+DEFAULT_INSTALL_COMMAND = "{python} -m pip install '{package}'"
 log = getLogger(__name__)