diff --git a/dev-requirements.txt b/dev-requirements.txt
index ff89bf401..c27564856 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,5 +1,5 @@
 PyYAML==5.3.1
-Sphinx-Substitution-Extensions==2020.7.4.1
+Sphinx-Substitution-Extensions==2020.9.30.0
 Sphinx==3.2.1
 VWS-Test-Fixtures==2020.9.25.1
 attrs==20.2.0  # Modern attrs is required for pytest