diff --git a/requirements.txt b/requirements.txt
index de7a451..91d3a26 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 cycler==0.10.0
 kiwisolver==1.0.1
 matplotlib==3.0.2
-numpy==1.15.4
+numpy==1.22.0
 pandas==0.23.4
 Pillow==5.3.0
 pyparsing==2.3.0