diff --git a/.gitignore b/.gitignore
index c6c7fdab..c932f707 100644
--- a/.gitignore
+++ b/.gitignore
@@ -27,3 +27,7 @@ src/modem-manager
 docs/spec.html
 callouts/mm-modem-probe
 
+m4/gtk-doc.m4
+m4/intltool.m4
+m4/libtool.m4
+m4/lt*.m4