diff --git a/ts3-client/swing/src/main/java/com/ts3client/ui/MainFrame.java b/ts3-client/swing/src/main/java/com/ts3client/ui/MainFrame.java
index 8cfac6f..73928d1 100644
--- a/ts3-client/swing/src/main/java/com/ts3client/ui/MainFrame.java
+++ b/ts3-client/swing/src/main/java/com/ts3client/ui/MainFrame.java
@@ -37,6 +37,8 @@ import java.awt.event.WindowAdapter;
 import java.awt.event.WindowEvent;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
 import java.util.concurrent.atomic.AtomicBoolean;
 
 /**
@@ -68,6 +70,15 @@ public final class MainFrame extends JFrame implements ServerTabPane.Listener {
     private BanReasonPresets banReasonPresets;
     /** The tab that owns the capture device; null when nobody is capturing. */
     private ServerTab micTab;
+    /**
+     * Opens and closes capture lines, which can block briefly, off the EDT. One thread, so quick
+     * successive hand-overs stop and start the microphone in the order they were made.
+     */
+    private final ExecutorService micHandover = Executors.newSingleThreadExecutor(r -> {
+        Thread t = new Thread(r, "mic-handover");
+        t.setDaemon(true);
+        return t;
+    });
 
     private MainMenuBar menuBar;
     private javax.swing.Timer statusTimer;
@@ -393,11 +404,10 @@ public final class MainFrame extends JFrame implements ServerTabPane.Listener {
         micTab = tab;
         refreshTabs();
         updateTray();
-        // Closing and reopening the capture line can block briefly; keep it off the EDT.
-        new Thread(() -> {
+        micHandover.execute(() -> {
             if (previous != null) previous.session().setMicrophoneActive(false);
             if (tab != null) tab.session().setMicrophoneActive(true);
-        }, "mic-handover").start();
+        });
     }
 
     /** Gives the microphone to some connected tab when nobody holds it. */