diff --git a/requirements.txt b/requirements.txt
index c479097533..2e6823cf24 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
-mako==1.2.2
-pyyaml<6
+mako
+pyyaml
 mkdocs==1.3.1
 pytest
 pytest-cov