diff --git a/web/src/state.rs b/web/src/state.rs
index efd2af3..f7588bf 100644
--- a/web/src/state.rs
+++ b/web/src/state.rs
@@ -692,6 +692,13 @@ pub fn update(msg: Msg, model: &mut Model, orders: &mut impl Orders<Msg>) {
             };
             orders.send_msg(Msg::CatchupNext);
         }
+        Msg::CatchupMarkAsSpam => {
+            if let Some(thread_id) = current_thread_id(&model.context) {
+                orders.send_msg(Msg::AddTag(thread_id.clone(), "Spam".to_string()));
+                orders.send_msg(Msg::SetUnread(thread_id, false));
+            };
+            orders.send_msg(Msg::CatchupNext);
+        }
         Msg::CatchupNext => {
             orders.send_msg(Msg::ScrollToTop);
             let Some(catchup) = &mut model.catchup else {
@@ -902,6 +909,7 @@ pub enum Msg {
     CatchupStart,
     CatchupKeepUnread,
     CatchupMarkAsRead,
+    CatchupMarkAsSpam,
     CatchupNext,
     CatchupExit,
 
diff --git a/web/src/view/mod.rs b/web/src/view/mod.rs
index a8bcd9c..9d4d7ef 100644
--- a/web/src/view/mod.rs
+++ b/web/src/view/mod.rs
@@ -268,6 +268,14 @@ fn catchup_view(
                     Msg::GoToSearchResults
                 ]))
             ],
+            button![
+                tw_classes::button(),
+                C!["text-red-500"],
+                attrs! {At::Title => "Mark as spam"},
+                span![i![C!["far", "fa-hand"]]],
+                span![C!["pl-2"], "Spam"],
+                ev(Ev::Click, |_| Msg::CatchupMarkAsSpam)
+            ],
             button![
                 tw_classes::button_with_color("bg-green-800", "hover:bg-green-700"),
                 span![i![C!["far", "fa-envelope-open"]]],