diff --git a/requirements.txt b/requirements.txt
index d1f6d2d..d884c64 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -37,7 +37,7 @@ mistune==0.8.4
 nbconvert==5.4.1
 nbformat==4.4.0
 notebook==5.7.8
-numpy==1.15.4
+numpy==1.22.0
 opencv-contrib-python==4.0.0.21
 opencv-python==4.0.0.21
 pandocfilters==1.4.2