diff --git a/update.sh b/update.sh
index 97e085f..7bc2f9d 100755
--- a/update.sh
+++ b/update.sh
@@ -5,9 +5,13 @@ wget -q -O open_software.md "https://md.ccc-mannheim.de/-H4XaDXbTn-3q_ES2RTxDA/d
 
 if [[ ! -z "$(git status --porcelain --ignore-submodules -unormal)" ]]; then
 	echo "[bot] commit dirty changes"
-	git commit -m "bot update" *.md
+	git commit -m "bot update" -a
 fi
-if [[ "$(git rev-list --left-right --count HEAD...@'{u}')" != "0	0" ]]; then
+if [[ "$(git rev-list --left-right --count HEAD...@'{u}' | cut -f2 )" != "0" ]]; then
+	echo "[bot] fetch current version"
+	git pull --rebase
+fi
+if [[ "$(git rev-list --left-right --count HEAD...@'{u}' | cut -f1 )" != "0" ]]; then
 	echo "[bot] push commits"
 	git remote | xargs -L1 git push --all
 fi