diff --git a/MANIFEST.in b/MANIFEST.in
index 1aba38f67..786c5bb7d 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1 +1,6 @@
 include LICENSE
+
+# added by check-manifest
+include *.md
+recursive-include docs *.md
+recursive-include nbclassic *.py