diff --git a/.gitignore b/.gitignore
index d51e1fe..3c1d95a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,4 +4,6 @@ config.log
 config.status
 configure
 pwgen
+build
+autom4te.cache
 *.o
diff --git a/Makefile.in b/Makefile.in
index 4625ca1..7e4e6cd 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -76,6 +76,7 @@ $(srcdir)/.exclude-file:
 		-o -name TAGS -o -name \*.old -o -name \*.gmo \
 		-o -name config.log -o -name config.cache \
 		-o -name config.status -o -name Makefile \
+		-o -name build -o -name autom4te.cache \
 		-o -name changed-files -o -name .#\* \) \
 		-print) | sed -e "s/^./$$a/" > $(srcdir)/.exclude-file
 	echo "$(SRCROOT)/.exclude-file" >> $(srcdir)/.exclude-file