diff --git a/app/services/feeds/assemble_article_markdown.rb b/app/services/feeds/assemble_article_markdown.rb
index efab42335..0aebd5817 100644
--- a/app/services/feeds/assemble_article_markdown.rb
+++ b/app/services/feeds/assemble_article_markdown.rb
@@ -31,6 +31,13 @@ module Feeds
 
     private
 
+    def base_url
+      @base_url ||=
+        URI.parse(@item.url).then do |uri|
+          "#{uri.scheme}://#{uri.host}"
+        end
+    end
+
     def processed_title
       @title.truncate(128, omission: "...", separator: " ")
     end
@@ -43,7 +50,7 @@ module Feeds
 
     def assemble_body_markdown
       cleaned_content = Feeds::CleanHtml.call(get_content)
-      cleaned_content = thorough_parsing(cleaned_content, @feed.url)
+      cleaned_content = thorough_parsing(cleaned_content, base_url)
 
       content = ReverseMarkdown
         .convert(cleaned_content, github_flavored: true)
diff --git a/spec/services/feeds/assemble_article_markdown_spec.rb b/spec/services/feeds/assemble_article_markdown_spec.rb
index 04a44d1b1..d58d891a0 100644
--- a/spec/services/feeds/assemble_article_markdown_spec.rb
+++ b/spec/services/feeds/assemble_article_markdown_spec.rb
@@ -18,6 +18,7 @@ RSpec.describe Feeds::AssembleArticleMarkdown, type: :service do
       categories: %w[tag1 tag2 tag3 tag4 tag5],
       published: "2020-12-20",
       content: content,
+      url: "https://feed.source",
     )
   end