diff --git a/third_party/caffe2 b/third_party/caffe2
index 9b1366e..78734d1 160000
--- a/third_party/caffe2
+++ b/third_party/caffe2
@@ -1 +1 @@
-Subproject commit 9b1366e73d7ae76d33af25df5d7afc9370ac46f4
+Subproject commit 78734d1799898160490826cfc61b957dcd61d4e5