diff --git a/tasks/spec.rake b/tasks/spec.rake
index ccae0ac21..7e58adfbd 100644
--- a/tasks/spec.rake
+++ b/tasks/spec.rake
@@ -31,6 +31,8 @@ namespace :spec do
     t.rcov_opts = %w(
          --exclude gems/
          --exclude spec/
+         --exclude lib/google/api_client/environment.rb
+         --exclude lib/compat
     )
   end