diff --git a/requirements.txt b/requirements.txt
index c651c0a..5c09c54 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 matplotlib==2.0.2
-numpy==1.15.1
+numpy==1.22.0
 pandas==0.20.3
 urllib3==1.26.5