diff --git a/_config.yml b/_config.yml
index 5302c60..8c1f6b3 100644
--- a/_config.yml
+++ b/_config.yml
@@ -133,7 +133,6 @@ bing_site_verification: # out your bing-site-verification ID (Bing Webmaster)
 # -----------------------------------------------------------------------------
 
 blog_name: Learn with me # blog_name will be displayed in your blog page
-# my blog description should be about that you here can find references that i have used to learn, and also some of my own thoughts
 blog_description: Here I share references that I have used to learn, and some of my own notes.
 permalink: /blog/:year/:title/
 lsi: false # produce an index for related posts
@@ -168,13 +167,13 @@ disqus_shortname: al-folio # put your disqus shortname
 # External sources.
 # If you have blog posts published on medium.com or other external sources,
 # you can display them in your blog by adding a link to the RSS feed.
-external_sources:
-  - name: medium.com
-    rss_url: https://medium.com/@al-folio/feed
-  - name: Google Blog
-    posts:
-      - url: https://blog.google/technology/ai/google-gemini-update-flash-ai-assistant-io-2024/
-        published_date: 2024-05-14
+# external_sources:
+#   - name: medium.com
+#     rss_url: https://medium.com/@al-folio/feed
+#   - name: Google Blog
+#     posts:
+#       - url: https://blog.google/technology/ai/google-gemini-update-flash-ai-assistant-io-2024/
+#         published_date: 2024-05-14
 
 # -----------------------------------------------------------------------------
 # Newsletter