diff --git a/requirements_minimum.txt b/requirements_minimum.txt
index ea612e1..acd2861 100644
--- a/requirements_minimum.txt
+++ b/requirements_minimum.txt
@@ -23,7 +23,7 @@ imageio==2.6.1
 kiwisolver==1.1.0
 matplotlib==3.1.2
 networkx==2.4
-numpy==1.18.1
+numpy==1.22.0
 Pillow==7.0.0
 protobuf==3.11.2
 pyasn1==0.4.8