diff --git a/2023_PyData_Berlin/requirements.txt b/2023_PyData_Berlin/requirements.txt
index 44c4c8c..35eb209 100644
--- a/2023_PyData_Berlin/requirements.txt
+++ b/2023_PyData_Berlin/requirements.txt
@@ -3,4 +3,4 @@ pandas==2.2.2
 matplotlib==3.8.4
 pytest==8.1.1
 flake8==7.0.0
-black==24.4.0
+black==24.4.1