diff --git a/requirements.txt b/requirements.txt
index 956abd0..155b548 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ attrs==19.3.0
 cycler==0.10.0
 importlib-metadata==1.1.0 ; python_version < '3.8'
 kiwisolver==1.1.0
-matplotlib==3.1.2
+matplotlib==3.7.2
 more-itertools==8.0.0
 numpy==1.17.4
 packaging==19.2