From fdbb858bf7112068fa30a027e7b7adce6d8b046e Mon Sep 17 00:00:00 2001
From: Laura Paakkinen <la.paakkinen@gmail.com>
Date: Thu, 5 Jan 2023 13:39:20 +0000
Subject: [PATCH] Fix #280 cannot pass headers to net http on ruby 2

---
 lib/premailer/rails/css_loaders/network_loader.rb | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/premailer/rails/css_loaders/network_loader.rb b/lib/premailer/rails/css_loaders/network_loader.rb
index 2ffa9e9..ada8269 100644
--- a/lib/premailer/rails/css_loaders/network_loader.rb
+++ b/lib/premailer/rails/css_loaders/network_loader.rb
@@ -6,7 +6,11 @@ module NetworkLoader
 
         def load(url)
           uri = uri_for_url(url)
-          Net::HTTP.get(uri, { 'Accept' => 'text/css' }) if uri
+          if Gem::Version.new(RUBY_VERSION) >= Gem::Version.new("3.0.0")
+            Net::HTTP.get(uri, { 'Accept' => 'text/css' }) if uri
+          else
+            Net::HTTP.get(uri) if uri
+          end
         end
 
         def uri_for_url(url)