diff --git a/mace/ops/lstm_nonlinear.cc b/mace/ops/lstm_nonlinear.cc
index 596c9ad77bd3add3d99043e5a5f4ebd33db5dade..bf28c79e43f79307e074922f0c94ebf311901f25 100644
--- a/mace/ops/lstm_nonlinear.cc
+++ b/mace/ops/lstm_nonlinear.cc
@@ -101,7 +101,7 @@ class LSTMNonlinearOp<DeviceType::CPU, T> : public Operation {
 };
 
 void RegisterLSTMNonlinear(OpRegistryBase *op_registry) {
-  MACE_REGISTER_OP(op_registry, "LSTMNonlinearOp", LSTMNonlinearOp,
+  MACE_REGISTER_OP(op_registry, "LSTMNonlinear", LSTMNonlinearOp,
                    DeviceType::CPU, float);
 }