diff --git a/package/copas/Config.in b/package/copas/Config.in
index 9969c8f9a4..36abcc19ca 100644
--- a/package/copas/Config.in
+++ b/package/copas/Config.in
@@ -2,6 +2,7 @@ config BR2_PACKAGE_COPAS
 	bool "copas"
 	select BR2_PACKAGE_COXPCALL
 	select BR2_PACKAGE_LUASOCKET
+	select BR2_PACKAGE_LUA_SHARED_LIBRARY # for luasocket
 	help
 	  Copas is a dispatcher based on coroutines that
 	  can be used by TCP/IP servers.