diff --git a/bip-0121.mediawiki b/bip-0121.mediawiki
index de89f0cc..716f3c9d 100644
--- a/bip-0121.mediawiki
+++ b/bip-0121.mediawiki
@@ -106,8 +106,7 @@ Wallet implementations must support the <tt>http:</tt> and
 <tt>https:</tt> schemes in which case <tt>POST</tt> method must be
 used. The content type of the POST request must be set to
 
- Content-Type: application/bitcoin-pop
- Content-Transfer-Encoding: binary
+ application/bitcoin-pop
 
 == Examples ==
 
@@ -115,7 +114,7 @@ Send PoP for a transaction with label "video 42923" to
 <nowiki>https://www.example.com/pop/352</nowiki>, using nonce
 <tt>0x73 0xd5 0x1a 0xbb 0xd8 0x9c</tt>:
 <pre>
- btcpop:?p=https://www.example.com/pop/352&n=zgWTm8yH&label=video 42923
+ btcpop:?p=https://www.example.com/pop/352&n=zgWTm8yH&label=video%2042923
 </pre>
 Send PoP through mail using
 <nowiki>mailto:pop@example.com?subject=pop444</nowiki>, amount