diff --git a/proposals/0000-head-method-download.md b/proposals/4120-head-method-download.md
similarity index 98%
rename from proposals/0000-head-method-download.md
rename to proposals/4120-head-method-download.md
index 4e502c79..b9edb3cf 100644
--- a/proposals/0000-head-method-download.md
+++ b/proposals/4120-head-method-download.md
@@ -1,4 +1,4 @@
-# MSC0000: `HEAD` HTTP method on `/download`
+# MSC4120: Allow `HEAD` on `/download`
 
 Most servers have a media upload size limit in place which gets applied to remote downloads as well,
 ideally preventing "excessively" large media from transiting through the server. Unfortunately, the