fix JAL-1122

diff --git a/src/jalview/appletgui/PCAPanel.java b/src/jalview/appletgui/PCAPanel.java
index 8c87d7c..44711d7 100755 (executable)
--- a/src/jalview/appletgui/PCAPanel.java
+++ b/src/jalview/appletgui/PCAPanel.java
@@ -176,6 +176,10 @@ public class PCAPanel extends EmbmenuFrame implements Runnable,
     {
       zCombobox_actionPerformed();
     }
+    else if (evt.getSource() == labels)
+    {
+      labels_itemStateChanged(evt);
+    }
     else if (evt.getSource() == nuclSetting)
     {
       if (!pcaModel.isNucleotide())