diff --git a/onert-micro/luci-interpreter/pal/mcu/PALUnidirectionalSequenceLSTM.h b/onert-micro/luci-interpreter/pal/mcu/PALUnidirectionalSequenceLSTM.h
index 35592ac6663..d0d406082a7 100644
--- a/onert-micro/luci-interpreter/pal/mcu/PALUnidirectionalSequenceLSTM.h
+++ b/onert-micro/luci-interpreter/pal/mcu/PALUnidirectionalSequenceLSTM.h
@@ -20,6 +20,8 @@
 
 #include "PALUnidirectionalSequenceLSTMCommon.h"
 
+#ifndef DIS_QUANT
+
 namespace luci_interpreter_pal
 {
 // Evaluate the LSTM kernel with (potential) multi-steps and multi-batch input
@@ -79,4 +81,6 @@ void evalLSTM<int8_t, int8_t, int16_t, int32_t>(
 
 } // namespace luci_interpreter_pal
 
+#endif // DIS_QUANT
+
 #endif // LUCI_INTERPRETER_PAL_UNIDIRECTIONAL_SEQUENCE_LSTM_H