diff --git a/megamek/src/megamek/client/ui/swing/PhysicalDisplay.java b/megamek/src/megamek/client/ui/swing/PhysicalDisplay.java
index 47fa5ea71b0..eb4e839007d 100644
--- a/megamek/src/megamek/client/ui/swing/PhysicalDisplay.java
+++ b/megamek/src/megamek/client/ui/swing/PhysicalDisplay.java
@@ -1473,6 +1473,10 @@ public void hexMoused(BoardViewEvent b) {
             return;
         }
 
+        if (!clientgui.getClient().isMyTurn()) {
+            return;
+        }
+        
         // control pressed means a line of sight check.
         if ((b.getModifiers() & InputEvent.CTRL_DOWN_MASK) != 0) {
             return;