diff --git a/package/network/services/umdns/files/umdns.json b/package/network/services/umdns/files/umdns.json
index e941b223a82c6475150a65540c7fc2d1dadc9b5f..92f1a17b52098ff18cc600052e9a3a0df9ae88ee 100644
--- a/package/network/services/umdns/files/umdns.json
+++ b/package/network/services/umdns/files/umdns.json
@@ -21,6 +21,7 @@
 				"fstat",
 				"getsockname",
 				"ioctl",
+				"madvise",
 				"mmap",
 				"mmap2",
 				"munmap",