diff --git a/package/ecryptfs-utils/Config.in b/package/ecryptfs-utils/Config.in
index 480aeddc9b..4b34e0f7f6 100644
--- a/package/ecryptfs-utils/Config.in
+++ b/package/ecryptfs-utils/Config.in
@@ -6,7 +6,7 @@ config BR2_PACKAGE_ECRYPTFS_UTILS
 	depends on !BR2_avr32 && !BR2_microblaze # keyutils
 	depends on BR2_LARGEFILE # libnss
 	depends on BR2_TOOLCHAIN_HAS_THREADS # libnss -> libnspr
-	depends on !BR2_arc # libnss -> libnspr
+	depends on BR2_PACKAGE_LIBNSPR_ARCH_SUPPORT # libnss -> libnspr
 	help
 	  eCryptfs is a POSIX-compliant enterprise cryptographic
 	  filesystem for Linux. It is stacked on top of any other
diff --git a/package/libnspr/Config.in b/package/libnspr/Config.in
index 4ef3a518ee..1d732873d7 100644
--- a/package/libnspr/Config.in
+++ b/package/libnspr/Config.in
@@ -1,8 +1,12 @@
+config BR2_PACKAGE_LIBNSPR_ARCH_SUPPORT
+	def_bool y
+	depends on !BR2_arc && !BR2_xtensa && !BR2_bfin
+
 config BR2_PACKAGE_LIBNSPR
 	bool "libnspr"
 	depends on BR2_LARGEFILE
 	depends on BR2_TOOLCHAIN_HAS_THREADS
-	depends on !BR2_arc
+	depends on BR2_PACKAGE_LIBNSPR_ARCH_SUPPORT
 	help
 	  NSPR is the Netscape Portable Runtime library which provides
 	  a platform-neutral API for system level and libc like
@@ -12,5 +16,5 @@ config BR2_PACKAGE_LIBNSPR
 	  http://www.mozilla.org/projects/nspr/
 
 comment "libnspr needs a toolchain w/ largefile, threads"
-	depends on !BR2_arc
+	depends on BR2_PACKAGE_LIBNSPR_ARCH_SUPPORT
 	depends on !BR2_LARGEFILE || !BR2_TOOLCHAIN_HAS_THREADS
diff --git a/package/libnss/Config.in b/package/libnss/Config.in
index 88b1fde290..77128f6f6b 100644
--- a/package/libnss/Config.in
+++ b/package/libnss/Config.in
@@ -5,7 +5,7 @@ config BR2_PACKAGE_LIBNSS
 	select BR2_PACKAGE_ZLIB
 	depends on BR2_LARGEFILE
 	depends on BR2_TOOLCHAIN_HAS_THREADS # libnspr
-	depends on !BR2_arc # libnspr
+	depends on BR2_PACKAGE_LIBNSPR_ARCH_SUPPORT # libnspr
 	help
 	  Network Security Services (NSS) is a set of libraries designed
 	  to support development of security-enabled client and server
@@ -16,6 +16,6 @@ config BR2_PACKAGE_LIBNSS
 	  http://www.mozilla.org/projects/security/pki/nss/
 
 comment "libnss needs a toolchain w/ largefile, threads"
-	depends on !BR2_arc
+	depends on BR2_PACKAGE_LIBNSPR_ARCH_SUPPORT
 	depends on !BR2_LARGEFILE || !BR2_TOOLCHAIN_HAS_THREADS