diff --git a/hugo.yaml b/hugo.yaml
index 572cb40..3f0172b 100644
--- a/hugo.yaml
+++ b/hugo.yaml
@@ -35,7 +35,7 @@ params:
 
     sidebar:
         emoji: ♑
-        subtitle: 不负责任的信口胡说……
+        subtitle: "-"
         avatar:
             enabled: true
             local: true
@@ -60,7 +60,7 @@ params:
         toggle: false
 
         # Available values: auto, light, dark
-        default: dark
+        default: auto
 
     imageProcessing:
         cover: