diff --git a/cntg/requirements.txt b/cntg/requirements.txt
index a00188f..d8b2118 100644
--- a/cntg/requirements.txt
+++ b/cntg/requirements.txt
@@ -2,7 +2,7 @@ folium==0.6.0
 geoalchemy2==0.5.0
 matplotlib==3.0.2
 networkx==2.2
-numpy==1.15.4
+numpy==1.22.0
 psycopg2==2.7.6.1
 pyproj==1.9.5.1
 Shapely==1.6.4.post2