diff --git a/69.md b/69.md
index 0cfceeac..603016ec 100644
--- a/69.md
+++ b/69.md
@@ -1,6 +1,8 @@
-# NIP-69
+NIP-69
+======
 
-## Peer-to-peer Order events
+Peer-to-peer Order events
+-------------------------
 
 `draft` `optional`
 
diff --git a/88.md b/88.md
index 08f5c41d..331cd271 100644
--- a/88.md
+++ b/88.md
@@ -1,6 +1,8 @@
-# NIP-88
+NIP-88
+======
 
-## Polls
+Polls
+-----
 
 `draft` `optional`
 
diff --git a/C0.md b/C0.md
index 02cd6c97..c88e1455 100644
--- a/C0.md
+++ b/C0.md
@@ -1,4 +1,8 @@
-# NIP-C0: Code Snippets
+NIP-C0
+======
+
+Code Snippets
+-------------
 
 `draft` `optional`