diff --git a/package/libedit/Config.in b/package/libedit/Config.in
index 5158744a1..683eb6b88 100644
--- a/package/libedit/Config.in
+++ b/package/libedit/Config.in
@@ -1,6 +1,7 @@
 config BR2_PACKAGE_LIBEDIT
 	bool "libedit"
 	depends on BR2_USE_WCHAR
+	depends on BR2_USE_MMU # fork()
 	select BR2_PACKAGE_NCURSES
 	help
 	  The editline library (from BSD) provides generic line editing