diff --git a/src/tree_cmd.cpp b/src/tree_cmd.cpp
--- a/src/tree_cmd.cpp
+++ b/src/tree_cmd.cpp
@@ -431,7 +431,8 @@ CommandCost CmdPlantTree(TileIndex tile,
 					}
 				}
 				cost.AddCost(_price[PR_BUILD_TREES]);
-			} break;
+				break;
+			}
 
 			default:
 				msg = STR_ERROR_SITE_UNSUITABLE;