diff --git a/lib/www/server/api/index.js b/lib/www/server/api/index.js
index 8fe659e..eabcc04 100644
--- a/lib/www/server/api/index.js
+++ b/lib/www/server/api/index.js
@@ -229,7 +229,7 @@ app.map({
 		'-/:sequence/': { // NOTE: We need to avoid conflict with the next endpoint ☹
 			get: [ mw.auth.access.read, mw.event.sequence.get ],
 		},
-		':id/': {
+		':id(\\d+)/': {
 			get: [ mw.auth.access.read, mw.event.get ],
 			put: [ mw.auth.access.write, mw.event.put ],
 			patch: [ mw.auth.access.write, mw.event.patch ],