diff --git a/2023_PyData_Berlin/requirements.txt b/2023_PyData_Berlin/requirements.txt
index bc74147..35ec347 100644
--- a/2023_PyData_Berlin/requirements.txt
+++ b/2023_PyData_Berlin/requirements.txt
@@ -1,4 +1,4 @@
-numpy==1.26.4
+numpy==2.1.1
 pandas==2.2.3
 matplotlib==3.9.0
 pytest==8.3.2