diff --git a/services/mailer/mail.go b/services/mailer/mail.go
index 91d39abeadb3d..0a5573707396c 100644
--- a/services/mailer/mail.go
+++ b/services/mailer/mail.go
@@ -348,7 +348,7 @@ func generateAdditionalHeaders(ctx *mailCommentContext, reason string, recipient
 		// https://datatracker.ietf.org/doc/html/rfc2369
 		"List-Archive": fmt.Sprintf("<%s>", repo.HTMLURL()),
 		//"List-Post": https://github.com/go-gitea/gitea/pull/13585
-		//"List-Unsubscribe": https://github.com/go-gitea/gitea/issues/10808, https://github.com/go-gitea/gitea/issues/13283
+		"List-Unsubscribe": ctx.Issue.HTMLURL(),
 
 		"X-Gitea-Reason":            reason,
 		"X-Gitea-Sender":            ctx.Doer.DisplayName(),
diff --git a/services/mailer/mail_test.go b/services/mailer/mail_test.go
index 1ce1020d07b9e..6a175337ad1d9 100644
--- a/services/mailer/mail_test.go
+++ b/services/mailer/mail_test.go
@@ -218,6 +218,7 @@ func TestGenerateAdditionalHeaders(t *testing.T) {
 	expected := map[string]string{
 		"List-ID":                   "user2/repo1 <repo1.user2.localhost>",
 		"List-Archive":              "<https://try.gitea.io/user2/repo1>",
+		"List-Unsubscribe":          "https://try.gitea.io/user2/repo1/issues/1",
 		"X-Gitea-Reason":            "dummy-reason",
 		"X-Gitea-Sender":            "< U<se>r Tw<o > ><",
 		"X-Gitea-Recipient":         "Test",