diff --git a/src/waypoint_cmd.cpp b/src/waypoint_cmd.cpp
--- a/src/waypoint_cmd.cpp
+++ b/src/waypoint_cmd.cpp
@@ -319,7 +319,7 @@ CommandCost CmdBuildRailWaypoint(TileInd
 		}
 	}
 
-	return CommandCost(EXPENSES_CONSTRUCTION, count * _price[PR_BUILD_DEPOT_TRAIN]);
+	return CommandCost(EXPENSES_CONSTRUCTION, count * _price[PR_BUILD_WAYPOINT_RAIL]);
 }
 
 /** Build a buoy.
@@ -366,7 +366,7 @@ CommandCost CmdBuildBuoy(TileIndex tile,
 		InvalidateWindowData(WC_WAYPOINT_VIEW, wp->index);
 	}
 
-	return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_STATION_DOCK]);
+	return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_WAYPOINT_BUOY]);
 }
 
 /**
@@ -404,7 +404,7 @@ CommandCost RemoveBuoy(TileIndex tile, D
 		wp->delete_ctr = 0;
 	}
 
-	return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_CLEAR_STATION_TRUCK]);
+	return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_CLEAR_WAYPOINT_BUOY]);
 }