diff --git a/.gitignore b/.gitignore
index 8960f16729c506088919b53c66fc3e3878cc117f..0f302ec1bbec39d73f7a8fd36ff34b8200fe59c9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@
 *.ipynb_checkpoints*
 test_*.py
 *.ipynb
+*.hdf5