diff --git a/hlna-git/postinstall.sh b/hlna-git/postinstall.sh
index 5e4f802..3cc8d30 100755
--- a/hlna-git/postinstall.sh
+++ b/hlna-git/postinstall.sh
@@ -1,8 +1,7 @@
 #!/usr/bin/env bash
 if test -e ~/.zshrc; then
-zsh
-sed -i -e '$aalias hlna="hlna.py"' ~/.zshrc
-sed -i -e '$aalias hlna-bot="hlna-bot.py"' ~/.zshrc
+sed -i -e '$aalias hlna="hlna.py"' ~/.zshrc | zsh
+sed -i -e '$aalias hlna-bot="hlna-bot.py"' ~/.zshrc | zshz
 source ~/.zshrc
 elif test -e ~/.config/fish/config.fish; then
 sed -i -e '$alias hlna="hlna.py"' ~/.config/fish/config.fish