diff --git a/requirements.txt b/requirements.txt
index be31486..1fabcf0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 matplotlib==3.3.3
 noise==1.2.2
-numpy==1.16.2
+numpy==1.22.0
 Pyqtree==1.0.0