diff --git a/source/shared_lib/sources/map/map_preview.cpp b/source/shared_lib/sources/map/map_preview.cpp
index 409af5c9..bb2c7851 100644
--- a/source/shared_lib/sources/map/map_preview.cpp
+++ b/source/shared_lib/sources/map/map_preview.cpp
@@ -403,7 +403,7 @@ void MapPreview::copyXY(int x, int y, int sx, int sy) {
 
 // swap a cell in the map with another, used by rotate etc
 void MapPreview::swapXY(int x, int y, int sx, int sy) {
-	if(inside(x, y) and inside(sx, sy)){
+	if(inside(x, y) && inside(sx, sy)){
 		float tmpHeight= cells[x][y].height;
 		cells[x][y].height= cells[sx][sy].height;
 		cells[sx][sy].height= tmpHeight;