diff --git a/colossalai/zero/low_level/low_level_optim.py b/colossalai/zero/low_level/low_level_optim.py
index 1e1673117c8d..d917d74708bc 100644
--- a/colossalai/zero/low_level/low_level_optim.py
+++ b/colossalai/zero/low_level/low_level_optim.py
@@ -140,8 +140,6 @@ def __init__(
         # check argument conflict
         self._sanity_checks()
 
-        self.require_grad_sync = True
-
         # ParameterStore will manage the tensor buffers used for zero
         # it will not manage the tensors used by mixed precision training