diff --git a/Subsurface/Source/Items/Components/Signal/Wire.cs b/Subsurface/Source/Items/Components/Signal/Wire.cs
index 1aa9ecdd8..5471772d4 100644
--- a/Subsurface/Source/Items/Components/Signal/Wire.cs
+++ b/Subsurface/Source/Items/Components/Signal/Wire.cs
@@ -213,7 +213,7 @@ namespace Barotrauma.Items.Components
             if (connections[0] != null && connections[0].Item.Submarine != null) sub = connections[0].Item.Submarine;
             if (connections[1] != null && connections[1].Item.Submarine != null) sub = connections[1].Item.Submarine;
 
-            if (item.Submarine != sub)
+            if (item.Submarine != sub && Screen.Selected != GameMain.EditMapScreen)
             {
                 ClearConnections();
                 Nodes.Clear();