diff --git a/README.md b/README.md
index dfbb973..b418092 100644
--- a/README.md
+++ b/README.md
@@ -9,8 +9,8 @@
 * [Tutorials](#tutorials)
 * [Videos](#videos)
 * [Courses](#courses)
-* [Papers](#Papers)
-* [Tools](#Tools)
+* [Papers](#papers)
+* [Tools](#tools)
 
 
 ## Books