diff --git a/src/main.rs b/src/main.rs
index 8860627..01afcbf 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -603,9 +603,14 @@ async fn main(spawner: Spawner) -> ! {
                             match applogic::denm::handle_denm(etsi) {
                                 #[cfg(feature = "screen")]
                                 Some(cc) => {
-                                    let _ = screen
-                                        .update(screen::ScreenState::DenmWarning(cc))
-                                        .inspect_err(log_screen_error);
+                                    match cc.to_u8_tuple() {
+                                        (3, _) => {} // ignore CC 3
+                                        _ => {
+                                            let _ = screen
+                                                .update(screen::ScreenState::DenmWarning(cc))
+                                                .inspect_err(log_screen_error);
+                                        }
+                                    }
                                 }
                                 _ => {}
                             }