diff --git a/mkdocs.yml b/mkdocs.yml
index c6402c2d..18f6422f 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -59,9 +59,6 @@ google_analytics:
   - 'auto'
 
 nav:
-    - 负一:计划规格:
-        - 章节编写指导: Spec/writing.md
-        - 演示文稿规格: Spec/slide.md
     - 序: preface.md
     - 零:欢迎:
         - 欢迎: index.md
diff --git a/docs/Spec/slide.md b/spec/slide.md
similarity index 100%
rename from docs/Spec/slide.md
rename to spec/slide.md
diff --git a/docs/Spec/writing.md b/spec/writing.md
similarity index 100%
rename from docs/Spec/writing.md
rename to spec/writing.md