diff --git a/src/citra/default_ini.h b/src/citra/default_ini.h
index 97021d94c..7820d9ce7 100644
--- a/src/citra/default_ini.h
+++ b/src/citra/default_ini.h
@@ -106,7 +106,7 @@ bg_green =
 
 [Layout]
 # Layout for the screen inside the render window.
-# 0 (default): Default Top Bottom Screen, 1: Single Screen Only, 2: Large Screen Small Screen
+# 0 (default): Default Top Bottom Screen, 1: Single Screen Only, 2: Large Screen Small Screen, 3: Side by Side
 layout_option =
 
 # Toggle custom layout (using the settings below) on or off.