diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index c7d2e2079..71bbaf51f 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -102,7 +102,7 @@ RSpec.configure do |config|
 
     allow(Rails.application).to receive(:env_config) do
       config.merge(
-        "action_dispatch.show_exceptions" => true,
+        "action_dispatch.show_exceptions" => :all,
         "action_dispatch.show_detailed_exceptions" => false,
         "consider_all_requests_local" => false
       )