diff --git a/lib/lxc/start_ephemeral.rb b/lib/lxc/start_ephemeral.rb
index d867d48..f500122 100644
--- a/lib/lxc/start_ephemeral.rb
+++ b/lib/lxc/start_ephemeral.rb
@@ -35,7 +35,7 @@ module LXC
       end
 
     rescue => e
-      ContainerError.new("Unexpected error when starting container. The error was: #{e}")
+      raise ContainerError.new("Unexpected error when starting container. The error was: #{e}")
     end
 
     private