diff --git a/python_runner/requirements.txt b/python_runner/requirements.txt
index c780f7b..fd4eb9b 100644
--- a/python_runner/requirements.txt
+++ b/python_runner/requirements.txt
@@ -1,6 +1,6 @@
 jdcal==1.3
 Pyomo==5.3
-numpy==1.14.0
+numpy==1.22.0
 matplotlib==2.1.2
 scipy==1.0.1