diff --git a/requirements.txt b/requirements.txt
index efac8298..738f8b27 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ kiwisolver==1.0.1
 MarkupSafe==1.0
 matplotlib==2.2.3
 nose==1.3.7
-numpy==1.15.2
+numpy==1.22.0
 pandas==0.23.4
 pyparsing==2.2.2
 python-dateutil==2.7.3