diff --git a/requirements.txt b/requirements.txt
index a694c81..29556eb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,5 @@
 gitpython==3.1.7
+matplotlib==3.3.1
 pandas==1.1.0
 pyqt5==5.15.0
 xlsxwriter==1.3.0
\ No newline at end of file