diff --git a/MANIFEST.in b/MANIFEST.in
index 7be3845..c364bd1 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -3,7 +3,7 @@ include CONTRIBUTING.rst
 include LICENSE
 include Makefile
 include README.rst
-include requirements.txt
+include *.txt
 include tox.ini
 recursive-include docs *
 prune docs/_build