diff --git a/Source/KerbalConstructionTime/GUI/GUI_BuildPlans.cs b/Source/KerbalConstructionTime/GUI/GUI_BuildPlans.cs
index 9192163db49..c700f73ade5 100644
--- a/Source/KerbalConstructionTime/GUI/GUI_BuildPlans.cs
+++ b/Source/KerbalConstructionTime/GUI/GUI_BuildPlans.cs
@@ -108,7 +108,7 @@ private static void DrawBuildPlansWindow(int id)
                             PopupDialog.SpawnPopupDialog(new Vector2(0.5f, 0.5f), new Vector2(0.5f, 0.5f), diag, false, HighLogic.UISkin);
                         }
 
-                        if (GUILayout.Button(b.shipName))
+                        if (GUILayout.Button(new GUIContent(b.shipName, $"Cost: √{b.cost:N0}")))
                         {
                             if (lcMode)
                             {