diff --git a/scikgat/requirements.txt b/scikgat/requirements.txt
index ff67e38..ddc9ce0 100644
--- a/scikgat/requirements.txt
+++ b/scikgat/requirements.txt
@@ -9,7 +9,7 @@ idna==2.9
 jmespath==0.9.5
 joblib==0.14.1
 jsonlines==1.2.0
-numpy==1.18.2
+numpy==1.22.0
 pandas==1.0.3
 python-dateutil==2.8.1
 regex==2020.4.4