diff --git a/Cgroups/README.md b/Cgroups/README.md
index 6e19bf2..63832a7 100644
--- a/Cgroups/README.md
+++ b/Cgroups/README.md
@@ -2,4 +2,4 @@
 
 This chapter describes `control groups` mechanism in the Linux kernel.
 
-* [Introduction](linux-cgroups1.md)
+* [Introduction](linux-cgroups-1.md)