diff --git a/src/genworld_gui.cpp b/src/genworld_gui.cpp
--- a/src/genworld_gui.cpp
+++ b/src/genworld_gui.cpp
@@ -512,7 +512,7 @@ static void GenerateLandscapeWndProc(Win
 static const WindowDesc _generate_landscape_desc = {
 	WDP_CENTER, WDP_CENTER, 338, 268, 338, 268,
 	WC_GENERATE_LANDSCAPE, WC_NONE,
-	WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,
+	WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_TEXTENTRY,
 	_generate_landscape_widgets,
 	GenerateLandscapeWndProc,
 };
@@ -520,7 +520,7 @@ static const WindowDesc _generate_landsc
 static const WindowDesc _heightmap_load_desc = {
 	WDP_CENTER, WDP_CENTER, 338, 236, 338, 236,
 	WC_GENERATE_LANDSCAPE, WC_NONE,
-	WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_STD_BTN | WDF_UNCLICK_BUTTONS,
+	WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_STD_BTN | WDF_UNCLICK_BUTTONS | WDF_TEXTENTRY,
 	_heightmap_load_widgets,
 	GenerateLandscapeWndProc,
 };
@@ -745,7 +745,7 @@ static const Widget _create_scenario_wid
 static const WindowDesc _create_scenario_desc = {
 	WDP_CENTER, WDP_CENTER, 338, 170, 338, 170,
 	WC_GENERATE_LANDSCAPE, WC_NONE,
-	WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_STD_BTN | WDF_UNCLICK_BUTTONS,
+	WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_STD_BTN | WDF_UNCLICK_BUTTONS | WDF_TEXTENTRY,
 	_create_scenario_widgets,
 	CreateScenarioWndProc,
 };