1 files changed, 1 insertions, 1 deletions

diff --git a/proof.md b/proof.md
index b7a9786..0cf7e23 100644
--- a/proof.md
+++ b/proof.md
@@ -1,7 +1,7 @@
 title: 'Errata for Physical Computing'
 ---
 
-Chapter 4: The Microcontroller {.page-title itemprop="headline"}
+Chapter 4: The Microcontroller 
 ==============================
 
 “Hello World!” is the Hard Part