diff --git a/package/siproxd/Config.in b/package/siproxd/Config.in
index 0a471553e4..e73a33bf14 100644
--- a/package/siproxd/Config.in
+++ b/package/siproxd/Config.in
@@ -1,5 +1,6 @@
 config BR2_PACKAGE_SIPROXD
 	bool "siproxd"
+	depends on BR2_TOOLCHAIN_HAS_THREADS
 	select BR2_PACKAGE_LIBOSIP2
 	select BR2_PACKAGE_LIBTOOL
 	select BR2_PACKAGE_SQLITE
@@ -15,3 +16,6 @@ config BR2_PACKAGE_SIPROXD
 	  masquerading firewall or NAT router.
 
 	  http://siproxd.sourceforge.net/
+
+comment "siproxd needs a toolchain w/ threads"
+	depends on !BR2_TOOLCHAIN_HAS_THREADS