diff --git a/package/network/services/umdns/files/umdns.json b/package/network/services/umdns/files/umdns.json
index 5533b7c5121..aa9f49fa320 100644
--- a/package/network/services/umdns/files/umdns.json
+++ b/package/network/services/umdns/files/umdns.json
@@ -20,6 +20,9 @@
 				"fstat",
 				"getsockname",
 				"ioctl",
+				"mmap",
+				"mmap2",
+				"munmap",
 				"open",
 				"openat",
 				"pipe",