diff --git a/change-git-hook-path.sh b/change-git-hook-path.sh
index b92a51d..0ba8d5e 100755
--- a/change-git-hook-path.sh
+++ b/change-git-hook-path.sh
@@ -4,9 +4,6 @@ read -p "Enter old hook path: >> " OLDPATH
 read -p "Enter new hook path: >> " NEWPATH
 read -p "Enter repository root path: >> " REPOROOT
 
-echo '$REPOROOT'
-echo "$REPOROOT"
-
 sed -i "s:$OLDPATH:$NEWPATH:g" `grep "$OLDPATH" -rl $REPOROOT/*/*/hooks/`
 
 echo "Completed replacing $OLDPATH to $NEWPATH recursively in folder $REPOROOT"
diff --git a/serve-svn.sh b/serve-svn.sh
index c67b544..d882d62 100755
--- a/serve-svn.sh
+++ b/serve-svn.sh
@@ -1,2 +1,6 @@
+
+# install
+# sudo apt install subversion -y
+
 # 不能用 PM2 启动，会报错端口号被占用。可能因为svnserve本身就已经是服务。
 svnserve -d -r ./svn.repo