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-rw-r--r--src/dock_gui.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/dock_gui.cpp b/src/dock_gui.cpp
index 31ee24338..d1a76ed12 100644
--- a/src/dock_gui.cpp
+++ b/src/dock_gui.cpp
@@ -60,7 +60,7 @@ void CcBuildCanal(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p
static TileIndex GetOtherAqueductEnd(TileIndex tile_from, TileIndex *tile_to = NULL)
{
uint z;
- DiagDirection dir = GetInclinedSlopeDirection(GetTilePixelSlope(tile_from, &z));
+ DiagDirection dir = GetInclinedSlopeDirection(GetTileSlope(tile_from, &z));
/* If the direction isn't right, just return the next tile so the command
* complains about the wrong slope instead of the ends not matching up.
@@ -79,7 +79,7 @@ static TileIndex GetOtherAqueductEnd(TileIndex tile_from, TileIndex *tile_to = N
if (length > max_length) break;
- if (GetTileMaxPixelZ(endtile) > z) {
+ if (GetTileMaxZ(endtile) > z) {
if (tile_to != NULL) *tile_to = endtile;
break;
}