diff --git a/requirements.txt b/requirements.txt
index 177181d..35300d9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ Jinja2==2.7.2
 MarkupSafe==0.18
 matplotlib==1.3.1
 nose==1.3.0
-numpy==1.8.0
+numpy==1.22.0
 pandas==0.12.0
 pyparsing==2.0.1
 python-dateutil==2.2