diff --git a/requirements.txt b/requirements.txt
index 549fbd1..750ee45 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,7 +28,7 @@ mistune==0.8.3
 nbconvert==5.3.1
 nbformat==4.4.0
 notebook==5.4.1
-numpy==1.14.2
+numpy==1.22.0
 pandas==0.22.0
 pandocfilters==1.4.2
 pathlib2==2.3.2