diff --git a/package/libtorrent/Config.in b/package/libtorrent/Config.in
index a21bf95f71..a706d9814c 100644
--- a/package/libtorrent/Config.in
+++ b/package/libtorrent/Config.in
@@ -2,14 +2,13 @@ config BR2_PACKAGE_LIBTORRENT
 	bool "libtorrent"
 	depends on BR2_INSTALL_LIBSTDCPP
 	depends on BR2_TOOLCHAIN_HAS_THREADS
-	# ARC GCC doesn't support atomic instructions required by this lib
-	depends on !BR2_arc
+	depends on BR2_TOOLCHAIN_HAS_ATOMIC_INTRINSICS
 	select BR2_PACKAGE_LIBSIGC
 	help
 	  BitTorrent library written in C++ for *nix
 
 	  http://libtorrent.rakshasa.no/
 
-comment "libtorrent needs a toolchain w/ C++, threads"
-	depends on !BR2_INSTALL_LIBSTDCPP || !BR2_TOOLCHAIN_HAS_THREADS
-	depends on !BR2_arc
+comment "libtorrent needs a toolchain w/ C++, threads, atomic intrinsics"
+	depends on !BR2_INSTALL_LIBSTDCPP || !BR2_TOOLCHAIN_HAS_THREADS \
+		|| !BR2_TOOLCHAIN_HAS_ATOMIC_INTRINSICS
diff --git a/package/rtorrent/Config.in b/package/rtorrent/Config.in
index fa81cded63..1efc5f1cf0 100644
--- a/package/rtorrent/Config.in
+++ b/package/rtorrent/Config.in
@@ -4,8 +4,7 @@ config BR2_PACKAGE_RTORRENT
 	depends on BR2_USE_WCHAR
 	depends on BR2_TOOLCHAIN_HAS_THREADS
 	depends on BR2_USE_MMU # fork()
-	# ARC GCC doesn't support atomic instructions required by libtorrent
-	depends on !BR2_arc
+	depends on BR2_TOOLCHAIN_HAS_ATOMIC_INTRINSICS # libtorrent
 	select BR2_PACKAGE_LIBCURL
 	select BR2_PACKAGE_LIBSIGC
 	select BR2_PACKAGE_LIBTORRENT
@@ -16,7 +15,7 @@ config BR2_PACKAGE_RTORRENT
 
 	  http://libtorrent.rakshasa.no/
 
-comment "rtorrent needs a toolchain w/ C++, threads, wchar"
+comment "rtorrent needs a toolchain w/ C++, threads, wchar, atomic intrinsics"
 	depends on BR2_USE_MMU
-	depends on !(BR2_INSTALL_LIBSTDCPP && BR2_USE_WCHAR && BR2_TOOLCHAIN_HAS_THREADS)
-	depends on !BR2_arc
+	depends on !(BR2_INSTALL_LIBSTDCPP && BR2_USE_WCHAR && BR2_TOOLCHAIN_HAS_THREADS \
+		&& BR2_TOOLCHAIN_HAS_ATOMIC_INTRINSICS)