diff --git a/installer.sh b/installer.sh
index f0d0c75..b41607a 100644
--- a/installer.sh
+++ b/installer.sh
@@ -9,7 +9,11 @@ apk_install(){
 }
 
 bwroot_apk_install(){
-  echo "installing $1 on chroot"; su - "$user" -c "zsh -lc \"bwroot apk add $1 >/dev/null 2>&1\""
+  echo "installing $1 on chroot"
+
+  su - "$user" -c sh <<EOF
+zsh -lc "bwroot apk add '$1' >/dev/null 2>&1"
+EOF
 }
 
 git_install(){