diff --git a/requirements.txt b/requirements.txt
index f134a71..8daf8e3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,7 +22,7 @@ matplotlib==2.0.2
 mistune==0.7.4
 nbconvert==5.2.1
 nbformat==4.4.0
-numpy==1.13.0
+numpy==1.22.0
 olefile==0.44
 opencv-python==3.3.0.9
 pandocfilters==1.4.2