diff --git a/demo/mnist/.gitignore b/demo/mnist/.gitignore
index 810910fd5ca56f0cfd7051f3392a9f7ea010d7f0..8bd9837523ccf98e6e72d5b82934b7b104816217 100644
--- a/demo/mnist/.gitignore
+++ b/demo/mnist/.gitignore
@@ -4,3 +4,4 @@ mnist_vgg_model
 plot.png
 train.log
 *pyc
+.ipynb_checkpoints