diff --git a/requirements.txt b/requirements.txt
index 1c507c1..d3f8c12 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -27,7 +27,7 @@ nbconvert==5.3.1
 nbformat==4.4.0
 nltk==3.2.5
 notebook==5.2.1
-numpy==1.13.3
+numpy==1.22.0
 pandas==0.21.0
 pandocfilters==1.4.2
 parso==0.1.0