diff --git a/megamek/src/megamek/client/ui/swing/CustomMekDialog.java b/megamek/src/megamek/client/ui/swing/CustomMekDialog.java
index 19f71d1d32..a4b047857f 100644
--- a/megamek/src/megamek/client/ui/swing/CustomMekDialog.java
+++ b/megamek/src/megamek/client/ui/swing/CustomMekDialog.java
@@ -501,9 +501,11 @@ private void refreshDeployment() {
         choDeploymentZone.addItem(Messages.getString("CustomMekDialog.deployEdge"));
         choDeploymentZone.addItem(Messages.getString("CustomMekDialog.deployCenter"));
 
-        for (int zoneID : ServerBoardHelper.getPossibleGameBoard(clientgui.getClient().getMapSettings(), true)
-                .getCustomDeploymentZones()) {
-            choDeploymentZone.addItem("Zone " + zoneID);
+        if (client.getGame().getPhase().isLounge()) {
+            for (int zoneID : ServerBoardHelper.getPossibleGameBoard(clientgui.getClient().getMapSettings(), true)
+                    .getCustomDeploymentZones()) {
+                choDeploymentZone.addItem("Zone " + zoneID);
+            }
         }
 
         int startingPos = entity.getStartingPos(false);