diff --git a/requirements.txt b/requirements.txt
index 0c7eb70..6c4f919 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-numpy==1.11.3
+numpy==1.22.0
 scipy==0.16.1
 matplotlib==1.5.0
 ipykernel==4.2.2