diff --git a/requirements-dev.txt b/requirements-dev.txt
index 25bd197c80c8c619fa392e662298066b8f72b4d9..6e6a2e665c2c77cd42895b2a839866db6c6c312d 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,3 +1,4 @@
+matplotlib
 memory_profiler
 numpydoc
 pytest