diff --git a/requirements.txt b/requirements.txt
index 002655b..dc10809 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -49,7 +49,7 @@ nbformat==4.4.0
 networkx==2.2
 nltk==3.4
 notebook==5.7.4
-numpy==1.15.4
+numpy==1.22.0
 opencv-python==3.4.5.20
 pandas==0.23.4
 pandocfilters==1.4.2