diff --git a/requirements.txt b/requirements.txt
index 9bcb567..66690cf 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,4 @@
 # klipper python virtual environment requirements for IDM
 numpy>=1.16.6
 scipy>=1.10.0
+matplotlib>=3.7.0
\ No newline at end of file