diff --git a/src/genworld_gui.cpp b/src/genworld_gui.cpp
--- a/src/genworld_gui.cpp
+++ b/src/genworld_gui.cpp
@@ -411,7 +411,6 @@ struct GenerateLandscapeWindow : public 
 				break;
 
 			case GLAND_RIVER_PULLDOWN:      SetDParam(0, _rivers[_settings_newgame.game_creation.amount_of_rivers]); break;
-			case GLAND_RIVER_PULLDOWN:      SetDParam(0, _rivers[_settings_newgame.game_creation.amount_of_rivers]); break;
 			case GLAND_SMOOTHNESS_PULLDOWN: SetDParam(0, _smoothness[_settings_newgame.game_creation.tgen_smoothness]); break;
 			case GLAND_VARIETY_PULLDOWN:    SetDParam(0, _variety[_settings_newgame.game_creation.variety]); break;
 			case GLAND_BORDERS_RANDOM:      SetDParam(0, (_settings_newgame.game_creation.water_borders == BORDERS_RANDOM) ? STR_MAPGEN_BORDER_RANDOMIZE : STR_MAPGEN_BORDER_MANUAL); break;