diff --git a/owncloud/run.sh b/owncloud/run.sh
index 3f5c4cc..a3ef9d6 100644
--- a/owncloud/run.sh
+++ b/owncloud/run.sh
@@ -7,7 +7,9 @@ crontab -u www-data /etc/cron.conf
 if [ -f /owncloud/config/config.php ] && [ ! -f /config/config.php ]; then
   cp /owncloud/config/config.php /config/config.php
 elif [ -f /config/config.php ]; then
-  sed -i "s/.*version.*/`grep "version" \/owncloud\/config\/config.php`/" /config/config.php
+  if [ -f /owncloud/config/config.php ]; then
+    sed -i "s/.*version.*/`grep "version" \/owncloud\/config\/config.php`/" /config/config.php
+  fi
   mv /owncloud/config/config.php /config/config.php.bkp
   cp /config/config.php /owncloud/config/config.php
 fi