diff --git a/.gitignore b/.gitignore
index 9c6f6995..5fb8486d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -20,6 +20,8 @@ downloaded_hdf5_files/
 *.jpg
 *.jpeg
 *.log
+*.npy
+*.npz
 *.parquet
 *.pdf
 *.png