diff --git a/requirements.txt b/requirements.txt
index 20f2b1de75..5f645321ff 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ mkdocs-material-extensions==1.3.1
 packaging==25.0
 paginate==0.5.7
 pathspec==0.12.1
-platformdirs==4.5.0
+platformdirs==4.5.1
 Pygments==2.19.2
 pymdown-extensions==10.17.2
 pyquery==2.0.1