diff --git a/25.md b/25.md
index 6492822a..e0db86a0 100644
--- a/25.md
+++ b/25.md
@@ -26,8 +26,6 @@ There SHOULD be a `p` tag set to the `pubkey` of the event being reacted to. If
 
 If the event being reacted to is an addressable event, an `a` SHOULD be included together with the `e` tag, it must be set to the coordinates (`kind:pubkey:d-tag`) of the event being reacted to.
 
-The reaction SHOULD include a `k` tag with the stringified kind number of the reacted event as its value.
-
 The `e` and `a` tags SHOULD include relay and pubkey hints. The `p` tags SHOULD include relay hints.
 
 The reaction event MAY include a `k` tag with the stringified kind number of the reacted event as its value.