diff --git a/docs/requirements.txt b/docs/requirements.txt
index 5c5d57a..5a15c16 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,4 +1,4 @@
-attrs>=21.2.0
+attrs>=21.4.0
 certifi>=2024.7.4
 chardet>=4.0.0
 click>=8.0.0