diff --git a/package/upmpdcli/Config.in b/package/upmpdcli/Config.in
index 32182050dc..e17330c8ed 100644
--- a/package/upmpdcli/Config.in
+++ b/package/upmpdcli/Config.in
@@ -1,10 +1,11 @@
 config BR2_PACKAGE_UPMPDCLI
 	bool "upmpdcli"
-	select BR2_PACKAGE_LIBMPDCLIENT
-	select BR2_PACKAGE_LIBUPNPP
+	depends on BR2_USE_MMU # fork()
 	depends on BR2_INSTALL_LIBSTDCPP
 	depends on BR2_TOOLCHAIN_HAS_THREADS # libupnpp -> libupnp
 	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_6
+	select BR2_PACKAGE_LIBMPDCLIENT
+	select BR2_PACKAGE_LIBUPNPP
 	help
 	  upmpdcli is a UPnP Media Renderer front-end for MPD, the Music
 	  Player Daemon. It supports UPnP gapless track transitions and
@@ -13,4 +14,5 @@ config BR2_PACKAGE_UPMPDCLI
 	  http://www.lesbonscomptes.com/upmpdcli/
 
 comment "upmpdcli needs a toolchain w/ C++, threads, gcc >= 4.6"
+	depends on BR2_USE_MMU
 	depends on !BR2_INSTALL_LIBSTDCPP || !BR2_TOOLCHAIN_HAS_THREADS || !BR2_TOOLCHAIN_GCC_AT_LEAST_4_6