diff --git a/MANIFEST.in b/MANIFEST.in
index 6781c8d..888dd06 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,5 +1,5 @@
 include requirements.txt
 include requirements_test.txt
-include README.MD
+include README.md
 global-exclude tests/*
 global-exclude pytchat/testrun*.py
\ No newline at end of file