=== modified file 'zsh-functions/confz_containers_init'
--- old/zsh-functions/confz_containers_init	2021-12-16 13:33:21 +0000
+++ new/zsh-functions/confz_containers_init	2021-12-16 13:27:55 +0000
@@ -768,13 +768,15 @@
 		(( $world[(I)${pkg}] )) || missing+=( $pkg )
 	done
 
+	unify to_install "${(F)missing}"
+
 	do_command=(
 		cd $vars[svscan_dir]/container.$vars[image_name].sysroot
 		container_sysroot_run
 		apk add $missing
 	)
 
-	(( $#missing == 0 ))
+	(( $#missing ))
 }
 
 # --- Void ---