diff --git a/requirements.txt b/requirements.txt
index 3816b66..a1bdfaf 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -49,7 +49,7 @@ mistune==0.8.3
 nbconvert==5.3.1
 nbformat==4.4.0
 notebook==5.6.0
-numpy==1.14.5
+numpy==1.22.0
 numpydoc==0.8.0
 packaging==17.1
 pandas==0.23.4