diff --git a/.gitmodules b/.gitmodules
index dab42c517d..b49c0af68e 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -90,3 +90,4 @@
 [submodule "src/linkmgrd"]
 	path = src/linkmgrd
 	url = https://github.com/Azure/sonic-linkmgrd.git
+	branch = 202012
diff --git a/src/linkmgrd b/src/linkmgrd
index ef1f5ebc9a..a8ddff5089 160000
--- a/src/linkmgrd
+++ b/src/linkmgrd
@@ -1 +1 @@
-Subproject commit ef1f5ebc9a64207e622da1fb11eb78e6d95e7f45
+Subproject commit a8ddff5089fc3cddf199647943165ddc4ef51fc8