diff --git a/requirements.txt b/requirements.txt
index 8bcd247..7ed1548 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -70,7 +70,7 @@ nbformat==4.4.0
 nose==1.3.7
 nose-exclude==0.5.0
 notebook==5.7.8
-numpy==1.15.2
+numpy==1.22.0
 packaging==18.0
 pandas==0.23.4
 pandocfilters==1.4.2