diff --git a/docs/requirements.txt b/docs/requirements.txt
index a518b632e..d30d50054 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,4 +1,2 @@
-tox
 luna @ git+https://github.com/greatscottgadgets/luna.git
-pyserial~=3.4
 sphinx_rtd_theme==1.3.0
\ No newline at end of file