diff --git a/requirements_dev.txt b/requirements_dev.txt
index 6237eb4..561c576 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -11,4 +11,4 @@ Click>=7.0
 python-dateutil>=2.8.1
 pytest>=5.3.0
 pytest-runner==5.2
-sphinx_rtd_theme==0.4.3
+sphinx_rtd_theme==0.5.0