diff --git a/.gitignore b/.gitignore
index 9f720f9894..2dae450d08 100644
--- a/.gitignore
+++ b/.gitignore
@@ -29,3 +29,6 @@ src/templates/*.f90
 
 # Test results error file
 results_error.dat
+
+# HDF5 files
+*.h5