diff --git a/requirements.txt b/requirements.txt
index 5f77fa9..b1ca87d 100755
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 .
 
-matplotlib>=2.2.3
+matplotlib>=2.2.5
 configobj==5.0.6
 pillow>=6.2.2