diff --git a/.gitignore b/.gitignore
index 72818e9..1d59fdc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -135,3 +135,6 @@ _contents/
 # Jupyterlite
 _output/
 book/.jupyterlite.doit.db
+
+# TeachBooks
+**.teachbooks/
\ No newline at end of file