diff --git a/requirements.txt b/requirements.txt
index 7bf1181..04e6762 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -25,7 +25,7 @@ mistune==0.8.4
 nbconvert==5.6.1
 nbformat==5.0.6
 notebook==6.0.3
-numpy==1.18.4
+numpy==1.22.0
 opencv-python==4.2.0.32
 packaging==20.4
 pandocfilters==1.4.2