diff --git a/MANIFEST.in b/MANIFEST.in
index 1947b9140..64886cd19 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -4,5 +4,6 @@ include LICENSE
 include README.md
 include bin/spacy
 include pyproject.toml
+include requirements.txt
 recursive-exclude spacy/lang *.json
 recursive-include spacy/lang *.json.gz