diff --git a/2016/requirements.txt b/2016/requirements.txt
index c7ffb16..b4347d1 100644
--- a/2016/requirements.txt
+++ b/2016/requirements.txt
@@ -1,2 +1,2 @@
-numpy==1.11.2
+numpy==1.22.0
 regex==2016.11.21