diff --git a/owncloud/run.sh b/owncloud/run.sh
index 6698c52..6bfda22 100644
--- a/owncloud/run.sh
+++ b/owncloud/run.sh
@@ -7,8 +7,12 @@ elif [ -f /config/config.php ]; then
   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
+  CONFIG=`md5sum /config/config.php | awk '{ print $1 }'`
+  CONFIGINS=`md5sum /owncloud/config/config.php | awk '{ print $1 }'`
+  if [ $CONFIG != $CONFIGINS ]; then
+    mv /owncloud/config/config.php /config/config.php.bkp
+    cp /config/config.php /owncloud/config/config.php
+  fi
 fi
 
 touch /var/run/php-fpm.sock