diff --git a/requirements.txt b/requirements.txt
index 988ef00..910accc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ kiwisolver==1.0.1
 matplotlib==3.0.0
 mkl-fft==1.0.6
 mkl-random==1.0.1
-numpy==1.15.2
+numpy==1.22.0
 pandas==0.23.4
 pyparsing==2.2.2
 python-dateutil==2.7.3