diff --git a/data/gui/default/window/mp_alerts_options.cfg b/data/gui/default/window/mp_alerts_options.cfg
index e691eb69865b..c40876324449 100644
--- a/data/gui/default/window/mp_alerts_options.cfg
+++ b/data/gui/default/window/mp_alerts_options.cfg
@@ -1,67 +1,67 @@
 #textdomain wesnoth-lib
 
 #define __GUI_LOBBY_SOUNDS_ENTRY ID LABEL TOOLTIP
-						[row]
-							[column]
-								grow_factor = 0
-
-								border = "all"
-								border_size = 5
-								horizontal_alignment = "left"
-
-								[label]
-									definition = "default"
-
-									id = {ID} + "_label"
-									label = {LABEL}
-									tooltip = {TOOLTIP}
-								[/label]
-							[/column]
-
-							[column]
-								grow_factor = 0
-
-								border = "all"
-								border_size = 5
-								horizontal_alignment = "left"
-
-								[toggle_button]
-									id = {ID} + "_sound"
-									definition = "default"
-									label = ""
-								[/toggle_button]
-							[/column]
-
-							[column]
-								grow_factor = 0
-
-								border = "all"
-								border_size = 5
-								horizontal_alignment = "left"
-
-								[toggle_button]
-									id = {ID} + "_notif"
-									definition = "default"
-									label = ""
-									tooltip = ""
-								[/toggle_button]
-							[/column]
-
-							[column]
-								grow_factor = 0
-
-								border = "all"
-								border_size = 5
-								horizontal_alignment = "left"
-
-								[toggle_button]
-									id = {ID} + "_lobby"
-									definition = "default"
-									label = ""
-									tooltip = ""
-								[/toggle_button]
-							[/column]
-						[/row]
+	[row]
+		[column]
+			grow_factor = 0
+
+			border = "all"
+			border_size = 5
+			horizontal_alignment = "left"
+
+			[label]
+				definition = "default"
+
+				id = {ID} + "_label"
+				label = {LABEL}
+				tooltip = {TOOLTIP}
+			[/label]
+		[/column]
+
+		[column]
+			grow_factor = 0
+
+			border = "all"
+			border_size = 5
+			horizontal_alignment = "left"
+
+			[toggle_button]
+				id = {ID} + "_sound"
+				definition = "default"
+				label = ""
+			[/toggle_button]
+		[/column]
+
+		[column]
+			grow_factor = 0
+
+			border = "all"
+			border_size = 5
+			horizontal_alignment = "left"
+
+			[toggle_button]
+				id = {ID} + "_notif"
+				definition = "default"
+				label = ""
+				tooltip = ""
+			[/toggle_button]
+		[/column]
+
+		[column]
+			grow_factor = 0
+
+			border = "all"
+			border_size = 5
+			horizontal_alignment = "left"
+
+			[toggle_button]
+				id = {ID} + "_lobby"
+				definition = "default"
+				label = ""
+				tooltip = ""
+			[/toggle_button]
+		[/column]
+	[/row]
 #enddef
 
 [window]