diff --git a/refs/heads/master b/refs/heads/master
index 5a4f501c..9af6855b 100644
--- a/refs/heads/master
+++ b/refs/heads/master
@@ -1 +1 @@
-UPDATE 942cd1ddd9bb3d576b7123c8cf4f65cb3e6615da 16a91972cbd1e234330a082de994c126ab4cc51b
\ No newline at end of file
+UPDATE_NONFASTFORWARD 16a91972cbd1e234330a082de994c126ab4cc51b 942cd1ddd9bb3d576b7123c8cf4f65cb3e6615da
\ No newline at end of file