diff --git a/requirements.txt b/requirements.txt
index 4ba83c0..dc0a261 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ inflection==0.3.1
 kiwisolver==1.0.1
 matplotlib==3.0.2
 more-itertools==4.3.0
-numpy==1.15.4
+numpy==1.22.0
 pandas==0.23.4
 pyparsing==2.3.0
 python-dateutil==2.7.5