diff --git a/03-bootsector-memory/README.md b/03-bootsector-memory/README.md
index acb644d..fedc14e 100644
--- a/03-bootsector-memory/README.md
+++ b/03-bootsector-memory/README.md
@@ -33,7 +33,8 @@ the bytes following 1 and 2 are just random garbage.
 If you add or remove instructions, remember to compute the new offset of the X
 by counting the bytes, and replace `0x2d` with the new one.
 
-~~~~~
+
+-----
 
 [1] This whole tutorial is heavily inspired on that document. Please read the
 root-level README for more information on that.