diff --git a/mac/Sources/Byre/Composer.swift b/mac/Sources/Byre/Composer.swift
index 2b08314..c1f118b 100644
--- a/mac/Sources/Byre/Composer.swift
+++ b/mac/Sources/Byre/Composer.swift
@@ -624,14 +624,17 @@ struct ComposerView: View {
 
     private func actions(_ sessionId: String?, running: Bool, paused: Bool) -> some View {
         HStack(spacing: 8) {
-            Button("Interrupt") {
+            Button {
                 if let sessionId {
                     chat.interrupt(sessionId, overlays)
                 }
+            } label: {
+                Image(systemName: "stop.fill")
+                    .frame(width: 14, height: 14)
             }
             .buttonStyle(WebButtonStyle(danger: true))
             .disabled(!running)
-            .fixedSize()
+            .help("Interrupt the agent's turn")
             if case .task = chat.kind, !chat.team, !chat.closed {
                 Button {
                     if let sessionId {