diff --git a/.gitignore b/.gitignore
index 28a8435a0..5e4b6f5c1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -40,3 +40,6 @@ debian/icinga2.postinst.debhelper
 debian/icinga2.postrm.debhelper
 debian/icinga2.substvars
 debian/icinga2
+compat/include
+doc
+Doxyfile