diff --git a/.gitignore b/.gitignore
index 10a17b31..c1c7f0df 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,4 +4,4 @@
 /development_tests/
 /data/energy_systems/heat_pumps/*.csv
 /data/energy_systems/heat_pumps/*.insel
-.DS_Store
\ No newline at end of file
+.DS_Store