diff --git a/requirements.txt b/requirements.txt
index 07c911b..677f497 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -21,7 +21,7 @@ MarkupSafe==1.1.1
 matplotlib==3.1.0
 mock==3.0.5
 nose==1.3.7
-numpy==1.16.3
+numpy==1.22.0
 numpydoc==0.9.1
 packaging==19.0
 pandas==0.24.2