diff --git a/src/external/xnu b/src/external/xnu
index 60dc3751f..780bd91d1 160000
--- a/src/external/xnu
+++ b/src/external/xnu
@@ -1 +1 @@
-Subproject commit 60dc3751f3a7825b709c3a3359af27805b24c141
+Subproject commit 780bd91d1cce3dcdb8ba6c6f5cd2d20df6144586