diff --git a/docs/requirements.txt b/docs/requirements.txt
index 0d3d5b23..33bec534 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,5 +1,4 @@
 docutils<0.18
-Markdown<3.4
 sphinx
 sphinx_rtd_theme
 recommonmark