diff --git a/tox.ini b/tox.ini
index 0ad5206..22e5f3a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -9,6 +9,7 @@ deps=
     future
     flake8
     pylint
+    charlcd
 whitelist_externals = /bin/bash
 commands= nosetests --with-xunit --xunit-file=junit-{envname}.xml gfxlcd/tests
     rm flake8-{envname}.log -f