diff --git a/requirements.txt b/requirements.txt
index 9c4382c..564d366 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 networkx==2.2
-numpy==1.15.2
+numpy==1.22.0
 scipy==1.3.0
 NetLSD==1.0.2
 bayesian-optimization==1.0.0