diff --git a/fish_prompt.fish b/fish_prompt.fish
index 3def47e..7e49847 100644
--- a/fish_prompt.fish
+++ b/fish_prompt.fish
@@ -198,7 +198,9 @@ function __bobthefish_prompt_vagrant -S -d 'Display Vagrant status'
 end
 
 function __bobthefish_vagrant_ids -S -d 'List Vagrant machine ids'
-  cat .vagrant/machines/**/id
+  for id in .vagrant/machines/**/id
+    cat $id
+  end
 end
 
 function __bobthefish_prompt_vagrant_vbox -S -d 'Display VirtualBox Vagrant status'