diff --git a/CMakeLists.txt b/CMakeLists.txt
index ba4beb4..32442da 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -41,7 +41,7 @@ SET(MAIKO_DEFINITIONS
     "-DRELEASE=351"
 )
 
-OPTION(MAIKO_DISPLAY_X11 "Use X11 for display." OFF)
+OPTION(MAIKO_DISPLAY_X11 "Use X11 for display." ON)
 IF(MAIKO_DISPLAY_X11)
   FIND_PACKAGE(X11 REQUIRED)
   SET(MAIKO_DISPLAY_X11_DEFINITIONS
@@ -96,7 +96,7 @@ ELSEIF(NOT MAIKO_NETWORK_TYPE STREQUAL "NONE")
   MESSAGE(WARNING "Invalid option given for MAIKO_NETWORK_TYPE, must be one of:\nNONE, SUN_DLPI, SUN_NIT, NETHUB")
 ENDIF()
 
-OPTION(MAIKO_DISPLAY_SDL "Use SDL for display." ON)
+OPTION(MAIKO_DISPLAY_SDL "Use SDL for display." OFF)
 IF(MAIKO_DISPLAY_SDL)
   FIND_PACKAGE(SDL2 REQUIRED)
   SET(MAIKO_DISPLAY_SDL_DEFINITIONS