diff --git a/requirements.txt b/requirements.txt
index adc6c76..61c5c4b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -31,7 +31,7 @@ matplotlib==2.2.3
 munch==2.3.2
 nbformat==4.4.0
 networkx==2.2
-numpy==1.15.4
+numpy==1.22.0
 ortools==6.10.6025
 osrm==0.11.3
 pandas==0.19.2