diff --git a/mix.exs b/mix.exs
index d1083e0a..ab8cd6ac 100644
--- a/mix.exs
+++ b/mix.exs
@@ -592,7 +592,7 @@ defmodule Mix.Tasks.Compile.EvisionPrecompiled do
     end
 
     if File.exists?(generated_elixir_dir) do
-      # todo: async rm_rf?
+      # todo: is this async?
       # File.rm_rf!(generated_elixir_dir)
     end
 
@@ -619,8 +619,6 @@ defmodule Mix.Tasks.Compile.EvisionPrecompiled do
         Logger.error(msg)
         raise RuntimeError, msg
     end
-
-    Process.sleep(1000)
   end
 
   def unarchive!(filepath, to_directory) do