diff --git a/requirements.txt b/requirements.txt
index 1141799..4fce642 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -127,7 +127,7 @@ nose==1.3.7
 notebook==5.7.8
 numba==0.43.1
 numexpr==2.6.8
-numpy==1.15.4
+numpy==1.22.0
 numpydoc==0.8.0
 olefile==0.46
 openpyxl==2.6.1