diff --git a/assets/css/jekyll-theme-chirpy.scss b/assets/css/jekyll-theme-chirpy.scss
index 698d130..a9aa247 100644
--- a/assets/css/jekyll-theme-chirpy.scss
+++ b/assets/css/jekyll-theme-chirpy.scss
@@ -10,3 +10,7 @@ details {
     padding: 1rem;
     background: var(--highlight-bg-color);
 }
+
+code {
+    tab-size: 2;
+}