diff --git a/MANIFEST.in b/MANIFEST.in
index 3b6f33ce..664295c7 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,6 +1,6 @@
 include README.md
 include LICENSE.txt
-include requirements.txt
+include requirements.*.txt
 recursive-include TTS *.json
 recursive-include TTS *.html
 recursive-include TTS *.png