diff --git a/lib/bundler/bundle.rb b/lib/bundler/bundle.rb
index f54a3ce1..0df4a2d5 100644
--- a/lib/bundler/bundle.rb
+++ b/lib/bundler/bundle.rb
@@ -33,7 +33,7 @@ def install(options = {})
       update = options[:update]
       cached = options[:cached]
 
-      options[:manifest]    = @environment.filename
+      # options[:manifest]    = @environment.filename
       options[:no_bundle]   = no_bundle
       # ==========