diff --git a/package/rpcbind/Config.in b/package/rpcbind/Config.in
index 578c6d66dc..e02fb950e2 100644
--- a/package/rpcbind/Config.in
+++ b/package/rpcbind/Config.in
@@ -8,6 +8,8 @@ config BR2_PACKAGE_RPCBIND
 	# support, needed for libtirpc
 	depends on !BR2_TOOLCHAIN_EXTERNAL_BLACKFIN_UCLINUX_2012R2 && \
 		!BR2_TOOLCHAIN_EXTERNAL_BLACKFIN_UCLINUX_2012R1
+	# fork()
+	depends on BR2_USE_MMU
 	help
 	  The rpcbind utility is a server that converts RPC program numbers
 	  into universal addresses.
@@ -16,3 +18,4 @@ comment "rpcbind needs a toolchain w/ threads"
 	depends on !BR2_TOOLCHAIN_EXTERNAL_BLACKFIN_UCLINUX_2012R2 && \
 		!BR2_TOOLCHAIN_EXTERNAL_BLACKFIN_UCLINUX_2012R1
 	depends on !BR2_TOOLCHAIN_HAS_THREADS
+	depends on BR2_USE_MMU