diff --git a/.gitignore b/.gitignore
index e4f981c..9370e8b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,5 @@
 *.log
 *.aux
 *.pdf
+*.hd
+*.dvi
\ No newline at end of file
diff --git a/rechnung.dvi b/rechnung.dvi
deleted file mode 100644
index 28b6e65..0000000
Binary files a/rechnung.dvi and /dev/null differ
diff --git a/rechnung.hd b/rechnung.hd
deleted file mode 100644
index e69de29..0000000