diff --git a/requirements.txt b/requirements.txt
index 79f9fa1..51c0a59 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ imageio==2.3.0
 kiwisolver==1.0.1
 matplotlib==2.2.2
 networkx==2.1
-numpy==1.15.0
+numpy==1.22.0
 pandas==0.23.4
 Pillow==5.2.0
 pycparser==2.18