diff --git a/_config.yml b/_config.yml
index 1b49d68..c1fed9b 100644
--- a/_config.yml
+++ b/_config.yml
@@ -4,3 +4,5 @@ plugins:
 title: Dongdigua's Blog
 description: Computer Science NOT Code Salary
 author: dongdigua
+plugins:
+  - jekyll-feed
diff --git a/org/Makefile b/org/Makefile
index 0835bff..7a7b574 100644
--- a/org/Makefile
+++ b/org/Makefile
@@ -10,5 +10,5 @@ html:
 	@echo "HTML generation done"
 
 clean:
-	rm ./../org-html/*.html
-	rm ~/.org-timestamps/org-pages.cache 
+	rm ./../org_html/*.html
+	rm ~/.org-timestamps/org-pages.cache
diff --git a/org/wayland.org b/org/wayland.org
index 2550d3b..3325204 100644
--- a/org/wayland.org
+++ b/org/wayland.org
@@ -12,7 +12,8 @@ probably wayfire?
 =sudo -E=
 ** cannot start sway on lightdm
 in =/etc/lightdm/lightdm.conf= uncomment =sessions-directory= line
-** TODO obs
+** obs
+don't remove the =include= line!!!
 
 * Ref
 ** [[https://coda.world/sway-explore-and-giveup][Sway: 从尝试到放弃]]
@@ -21,3 +22,5 @@ in =/etc/lightdm/lightdm.conf= uncomment =sessions-directory= line
 ** [[https://github.com/emersion/xdg-desktop-portal-wlr/wiki/Screencast-Compatibility#obs][xdg-desktop-portal wiki: obs]]
 ** [[https://www.reddit.com/r/swaywm/comments/jdoo8m/how_do_i_find_out_the_names_of_certain_keys/][prtsc is Print]]
 =xev= is helpful
+** [[https://github.com/ziap/dotfiles]]
+a great config