diff --git a/requirements.txt b/requirements.txt
index 15483870..f1297dc8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -41,7 +41,7 @@ nbconvert==5.5.0
 nbformat==4.4.0
 notebook==5.7.8
 numba==0.43.1
-numpy==1.16.3
+numpy==1.22.0
 palettable==3.1.1
 pandas==0.24.2
 pandocfilters==1.4.2