diff --git a/package/lxc/Config.in b/package/lxc/Config.in
index ad463b19a3..f8c1fb9e31 100644
--- a/package/lxc/Config.in
+++ b/package/lxc/Config.in
@@ -3,6 +3,7 @@ config BR2_PACKAGE_LXC
 	select BR2_PACKAGE_LIBCAP
 	depends on BR2_INET_IPV6
 	depends on BR2_TOOLCHAIN_HAS_THREADS
+	depends on BR2_USE_MMU # fork()
 	help
 	  Linux Containers (LXC), provides the ability to group and isolate
 	  of a set of processes in a jail by virtualizing and accounting the