diff --git a/vis/requirements.txt b/vis/requirements.txt
index b8aa8789..ccef3cde 100755
--- a/vis/requirements.txt
+++ b/vis/requirements.txt
@@ -1,6 +1,7 @@
 # These packages are required for vis.
 # Certain functionality will be missing; see optional_requirements.txt.
-music21>=2.0.3,<2.1
+# music21>=2.0.3,<2.1
+-e git://github.com/cuthbertLab/music21.git@b1c2b36af19dd7218672b568a29290365ff1af97 # Use this until released
 pandas>=0.14.1,<0.16
 mock>=1.0.1
 coverage