diff --git a/abc b/abc
index a51bf4a7b..f12252ac8 160000
--- a/abc
+++ b/abc
@@ -1 +1 @@
-Subproject commit a51bf4a7bb38ce06ea3a544b1463b40832213917
+Subproject commit f12252ac8ea9a48c33ae7107635ea1831a78e8e9