diff --git a/mainwindow.cpp b/mainwindow.cpp
index 66b0237b8..26cbf1aef 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -4920,9 +4920,10 @@ void MainWindow::displayWidgets(qint64 n)
     if(i==4) ui->rptSpinBox->setVisible(b);
     if(i==5) ui->sbTR->setVisible(b);
     if(i==6) {
-      ui->sbCQTxFreq->setVisible(b);
-      ui->cbCQTx->setVisible(b);
-      ui->cbCQTx->setEnabled(b);
+      ui->sbCQTxFreq->setVisible (b);
+      ui->cbCQTx->setVisible (b);
+      auto is_compound = m_config.my_callsign () != m_baseCall;
+      ui->cbCQTx->setEnabled (b && (!is_compound || shortList (m_config.my_callsign ())));
     }
     if(i==7) ui->cbShMsgs->setVisible(b);
     if(i==8) ui->cbFast9->setVisible(b);
diff --git a/mainwindow.ui b/mainwindow.ui
index 735b382f5..a4e4bb7fd 100644
--- a/mainwindow.ui
+++ b/mainwindow.ui
@@ -792,7 +792,7 @@ QLabel[oob="true"] {
                     <bool>false</bool>
                    </property>
                    <property name="toolTip">
-                    <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Check this to call CQ on the &amp;quot;Tx CQ&amp;quot; frequency. Rx will be on the current frequency and the CQ message wiill include the current Rx frequency so callers know which frequency to reply on.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+                    <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Check this to call CQ on the &amp;quot;Tx CQ&amp;quot; frequency. Rx will be on the current frequency and the CQ message wiill include the current Rx frequency so callers know which frequency to reply on.&lt;/p&gt;&lt;p&gt;Not available to type 2 compound callsign holders.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
                    </property>
                    <property name="text">
                     <string/>