travis: clean old docs before building with asciidoc git config

diff --git a/travis/docs.sh b/travis/docs.sh
index 5cd519664abcdf372176a749c65fa91d72e574f2..35bc12bb261dbc832de4af292e44e1709c3e8e2c 100755 (executable)
--- a/travis/docs.sh
+++ b/travis/docs.sh
@@ -3,7 +3,7 @@
 set -e
 set -x
 
-make -C docs ASCIIDOC="asciidoc -a linkcss -a stylesdir=http://i3wm.org/css -a scriptsdir=http://i3wm.org/js --backend=xhtml11 -f docs/asciidoc-git.conf"
+make clean-docs docs ASCIIDOC="asciidoc -a linkcss -a stylesdir=http://i3wm.org/css -a scriptsdir=http://i3wm.org/js --backend=xhtml11 -f docs/asciidoc-git.conf"
 ./docs/i3-pod2html i3-dmenu-desktop man/i3-dmenu-desktop.html
 ./docs/i3-pod2html i3-save-tree man/i3-save-tree.html
 for file in $(sed 's/\.1$/.man/g' debian/i3-wm.manpages)