diff --git a/install-alias.sh b/install-alias.sh
index 34a5579..3593345 100755
--- a/install-alias.sh
+++ b/install-alias.sh
@@ -29,6 +29,7 @@ _check() {
 
 _install() {
   rsync -a --backup --suffix=.bak ./alias.d "$HOME/"
+  echo "" >> "$rc_file"
   echo "source $alias_init_file" >> "$rc_file"
   echo "###### install success, enjoy it! #####"
   source "$alias_init_file"