diff --git a/libs/libmad/Makefile b/libs/libmad/Makefile
index f4169f74d..e1f982814 100644
--- a/libs/libmad/Makefile
+++ b/libs/libmad/Makefile
@@ -37,6 +37,7 @@ define Package/libmad
   CATEGORY:=Libraries
   TITLE:=An high-quality MPEG audio decoding library
   URL:=http://www.underbit.com/products/mad/
+  DEPENDS:=@BUILD_PATENTED
 endef
 
 define Package/libmad/description