Don't constantly reinstall packed gems

1 files changed, 2 insertions, 1 deletions

diff --git a/lib/bundler/installer.rb b/lib/bundler/installer.rb
index e31ec1df..d58b7c64 100644
--- a/lib/bundler/installer.rb
+++ b/lib/bundler/installer.rb
@@ -131,11 +131,12 @@ module Bundler
           index = source.local_specs.merge(index)
         end
 
+        index = Index.from_installed_gems.merge(index)
+
         if File.directory?("#{root}/vendor/cache")
           index = cache_source.specs.merge(index).freeze
         end
 
-        index = Index.from_installed_gems.merge(index)
         Index.from_cached_specs("#{Bundler.bundle_path}/cache").merge(index)
       end
     end