diff --git a/requirements.txt b/requirements.txt
index 5f93270..4010179 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ imagesize==0.7.1
 Jinja2==2.9.6
 MarkupSafe==1.0
 mock==2.0.0
-numpy==1.13.1
+numpy==1.21.0
 opencv-python==3.4.2.17
 pbr==3.1.1
 Pygments==2.2.0