diff --git a/requirements.txt b/requirements.txt
index 0e1a13c..e9d950f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 matplotlib==2.2.3
-numpy==1.15.1
+numpy==1.22.0
 tqdm==4.26.0
 scipy==1.1.0