diff --git a/MANIFEST.in b/MANIFEST.in
index bb72412..cf30a4a 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1 +1,2 @@
-include ctabus/internal/echo_if_exists.sh
\ No newline at end of file
+include ctabus/internal/echo_if_exists.sh
+include requirements.txt