diff --git a/MANIFEST.in b/MANIFEST.in
index 7a26f03..d34b8e9 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -35,3 +35,4 @@ global-exclude *.pyc
 global-exclude *.pyo
 global-exclude .dircopy.log
 global-exclude .git
+global-exclude .ipynb_checkpoints