diff --git a/requirements.txt b/requirements.txt
index 71ed759..99ae6c8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-mkdocs >= 1.5
-mkdocs-material
-mkdocs-macros-plugin
+mkdocs ~= 1.5
+mkdocs-material ~= 9.4
+mkdocs-macros-plugin ~= 1.0