diff --git a/config.yaml b/config.yaml
index 30dd359..dd75582 100644
--- a/config.yaml
+++ b/config.yaml
@@ -35,6 +35,9 @@ params:
   favicon: "/fav.png"
   useBootstrapCDN: false
 
+  # Title length of preview cards
+  previewTitleLength: 60
+
   singlePages:
     readTime:
       enable: true