diff --git a/69.md b/69.md
index 756d51bd..dbc5339a 100644
--- a/69.md
+++ b/69.md
@@ -6,7 +6,7 @@
 
 ## Poll format
 
-'''
+```json
 {
   "id": <32-bytes lowercase hex-encoded sha256 of the the serialized poll event data>
   "pubkey": <32-bytes lowercase hex-encoded public key of the poll event creator>,
@@ -19,7 +19,7 @@
   "content": <arbitrary string>,
   "sig": <64-bytes hex of the signature of the sha256 hash of the serialized event data, which is the same as the "id" field>
 }
-'''
+```
   
 ## TODO