diff --git a/installer.sh b/installer.sh
index f5f354c..4ebb9d9 100644
--- a/installer.sh
+++ b/installer.sh
@@ -10,10 +10,7 @@ apk_install(){
 
 bwroot_apk_install(){
   echo "installing $1 on chroot"
-
-  su - "$user" -c sh <<EOF
-zsh -lc "bwroot apk add '$1' >/dev/null 2>&1"
-EOF
+  su - "$user" -c "zsh -lc 'bwroot /sbin/apk add \"$1\" >/dev/null 2>&1'"
 }
 
 git_install(){