diff --git a/spec/integration/outputs/index_spec.rb b/spec/integration/outputs/index_spec.rb
index 813c5775..0c78efc7 100644
--- a/spec/integration/outputs/index_spec.rb
+++ b/spec/integration/outputs/index_spec.rb
@@ -203,6 +203,8 @@ def curl_and_get_json_response(url, method: :get); require 'open3'
 
     else
 
+      let(:curl_opts) { super() + " --tlsv1.2 --tls-max 1.3" }
+
       it_behaves_like("an indexer", true)
 
       describe "with a password requiring escaping" do