diff --git a/tools/syncext.sh b/tools/syncext.sh
index b73773d37e..937a37aee0 100755
--- a/tools/syncext.sh
+++ b/tools/syncext.sh
@@ -24,7 +24,7 @@ src=$1/
 dest=$2/
 
 # Rsync when the shell load first. 
-rsync -aqP --exclude='*.svn' $src $dest
+rsync -aqP --exclude='*.svn' --exclude="db/" --exclude="doc/" --exclude='hook/' $src $dest
 echo `date "+%H:%M:%S"` sync $src to $dest succssfully.
 
 # Watch the $src directory, and sync files to destination.
@@ -56,7 +56,7 @@ while read watcher event file ; do
   else
 
     echo `date "+%H:%M:%S"` $path2process copied.
-    rsync -aqP --exclude='*.svn' $src/ $dest
+    rsync -aqP --exclude='*.svn' --exclude='db/' --exclude='doc/' --exclude='hook/'  $src/ $dest
   fi
 
 done