diff --git a/requirements.txt b/requirements.txt
index 94a3c61..bcb3968 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -127,7 +127,7 @@ nose==1.3.7
 notebook==5.6.0
 numba==0.39.0
 numexpr==2.6.8
-numpy==1.15.1
+numpy==1.22.0
 numpydoc==0.8.0
 odfpy==1.4.1
 odo==0.5.1