diff --git a/package/screen/Config.in b/package/screen/Config.in
index c23239235a..b5876e87cf 100644
--- a/package/screen/Config.in
+++ b/package/screen/Config.in
@@ -1,5 +1,6 @@
 config BR2_PACKAGE_SCREEN
 	bool "screen"
+	depends on BR2_USE_MMU # fork()
 	select BR2_PACKAGE_NCURSES
 	help
 	  Screen is a full-screen window manager that multiplexes a physical