diff --git a/EIPS/eip-165.md b/EIPS/eip-165.md
index d15ef224..529b483e 100644
--- a/EIPS/eip-165.md
+++ b/EIPS/eip-165.md
@@ -1,7 +1,7 @@
 ## Preamble
 
 ```
-EIP: <to be assigned>
+EIP: 165
 Title: ERC-165 Standard Interface Detection
 Author: Christian Reitwießner <chris@ethereum.org>, Nick Johnson <nick@ethereum.org>, Fabian Vogelsteller <fabian@frozeman.de>, Jordi Baylina <jordi@baylina.cat>, Konrad Feldmeier <konrad.feldmeier@brainbot.com>, William Entriken <github.com@phor.net>
 Type: Standard Track