diff --git a/dist/x48ng.man.1 b/dist/x48ng.man.1
index 467278f..8839fde 100644
--- a/dist/x48ng.man.1
+++ b/dist/x48ng.man.1
@@ -77,7 +77,9 @@ where options include (depending on compiled front-ends):
 .br
            \-\-x11                     use X11 front-end (default: true)
 .br
-           \-\-sdl                     use SDL front-end (default: false)
+           \-\-sdl2                    use SDL2 front-end (default: false)
+.br
+           \-\-sdl                     use SDL front-end (DEPRECATED) (default: false)
 .br
            \-\-tui                     use terminal front-end (default: false)
 .br
diff --git a/src/config.c b/src/config.c
index 88c6567..3e2da7e 100644
--- a/src/config.c
+++ b/src/config.c
@@ -712,7 +712,7 @@ int config_init( int argc, char* argv[] )
                     fprintf( stdout, "tui" );
                 break;
         }
-        fprintf( stdout, "\" -- possible values: \"x11\", \"sdl\", \"tui\", \"tui-small\", \"tui-tiny\"\n" );
+        fprintf( stdout, "\" -- possible values: \"x11\", \"sdl2\", \"sdl\" (deprecated), \"tui\", \"tui-small\", \"tui-tiny\"\n" );
         fprintf( stdout, "hide_chrome = %s\n", config.hide_chrome ? "true" : "false" );
         fprintf( stdout, "fullscreen = %s\n", config.show_ui_fullscreen ? "true" : "false" );
         fprintf( stdout, "mono = %s\n", config.mono ? "true" : "false" );