diff --git a/_config.yml b/_config.yml
index a393785..88cf367 100644
--- a/_config.yml
+++ b/_config.yml
@@ -1,5 +1,5 @@
 title: Hong's Blog
-theme: jekyll-theme-tactile
+theme: jekyll-theme-hacker
 
 # The layout for sidebar and content of site.
 layout: