INSTALL.md: fix the Debian binary link
diff --git a/INSTALL.md b/INSTALL.md
index c76f977..9056018 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -2,7 +2,7 @@
 
 * [Kernel Configuration](#kernel-configuration)
 * [Packages](#packages)
-  - [Debian](#debian--binary)
+  - [Debian](#debian---binary)
   - [Ubuntu](#ubuntu---binary)
   - [Fedora](#fedora---binary)
   - [Arch](#arch---binary)