diff --git a/requirements.txt b/requirements.txt
index d35b983..6dbbbd2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -44,7 +44,7 @@ MarkupSafe==1.0
 matplotlib==2.0.2
 networkx==1.11
 nose==1.3.7
-numpy==1.12.1
+numpy==1.23.4
 objgraph==3.1.0
 packaging==16.8
 #pygraphviz==1.3.1