diff --git a/MANIFEST.in b/MANIFEST.in
index e8b4d37307..4a2a1889f1 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,6 +1,7 @@
 include LICENSE
 
 include etc/requirements*.txt
+include etc/requirements*.in
 recursive-include zipline *.pyi
 recursive-include zipline *.pxi
 recursive-include zipline *.pxd