diff --git a/src/sphinx_tippy.py b/src/sphinx_tippy.py
index 1ac35d1..ff615fb 100644
--- a/src/sphinx_tippy.py
+++ b/src/sphinx_tippy.py
@@ -26,7 +26,7 @@
 except ImportError:
     from sphinx.util import status_iterator
 
-__version__ = "0.4.1"
+__version__ = "0.4.2"
 
 
 def setup(app: Sphinx):
diff --git a/tox.ini b/tox.ini
index 83ecb0c..607f649 100644
--- a/tox.ini
+++ b/tox.ini
@@ -12,6 +12,7 @@ commands = pytest {posargs}
 [testenv:docs]
 extras =
     docs
+passenv = TERM
 whitelist_externals =
     rm
     echo