diff --git a/bip-XXXX.mediawiki b/bip-0155.mediawiki
similarity index 99%
rename from bip-XXXX.mediawiki
rename to bip-0155.mediawiki
index 583bf8b1..27bec175 100644
--- a/bip-XXXX.mediawiki
+++ b/bip-0155.mediawiki
@@ -1,5 +1,5 @@
 <pre>
-  BIP: ???
+  BIP: 155
   Layer: Peer Services
   Title: addrv2 message
   Author: Wladimir J. van der Laan <laanwj@gmail.com>