diff --git a/requirements.txt b/requirements.txt
index 6ccafc3f904ba0d6ffda0fdc2802e0d6a59a3832..2d0f63537adb550188dc03bec3ebb82ff149b909 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1 @@
-matplotlib
+https://codeload.github.com/sauerburger/matplotlib/zip/fix-stepfilled-hist-bottom