diff --git a/SUMMARY.md b/SUMMARY.md
index b9e6eb3..dc5892f 100644
--- a/SUMMARY.md
+++ b/SUMMARY.md
@@ -5,6 +5,7 @@
   - Concept
   - Methodology
   - Project
-    - [Smallib](juwon/project/smallib/README.md)
+    - [Smallib](juwon/project/smallib/index.md)
         - [1주차](juwon/project/smallib/week1.md)
-        - [2주차](juwon/project/smallib/week2.md)
\ No newline at end of file
+        - [2주차](juwon/project/smallib/week2.md)
+    - [Favor](juwon/project/favor/index.md)
\ No newline at end of file
diff --git a/juwon/project/favor/README.md b/juwon/project/favor/index.md
similarity index 100%
rename from juwon/project/favor/README.md
rename to juwon/project/favor/index.md
diff --git a/juwon/project/smallib/README.md b/juwon/project/smallib/index.md
similarity index 100%
rename from juwon/project/smallib/README.md
rename to juwon/project/smallib/index.md