diff --git a/1.2/HalPolicy.cpp b/1.2/HalPolicy.cpp
index 4cefd59..7dae6a1 100644
--- a/1.2/HalPolicy.cpp
+++ b/1.2/HalPolicy.cpp
@@ -184,6 +184,8 @@
             return ConvertTransposeConv2d(operation, model, data);
         case V1_2::OperationType::TANH:
             return ConvertTanH(operation, model, data);
+        case V1_2::OperationType::UNIDIRECTIONAL_SEQUENCE_LSTM:
+            return ConvertUnidirectionalSequenceLstm(operation, model, data);
         default:
             return Fail("%s: Operation type %s not supported in ArmnnDriver",
                         __func__, toString(operation.type).c_str());
@@ -522,5 +524,11 @@
     return ::ConvertTransposeConv2d<hal_1_2::HalPolicy>(operation, model, data);
 }
 
+bool HalPolicy::ConvertUnidirectionalSequenceLstm(const Operation& operation, const Model& model, ConversionData& data)
+{
+    ALOGV("hal_1_2::HalPolicy::ConvertUnidirectionalSequenceLstm()");
+    return ::ConvertUnidirectionalSequenceLstm<hal_1_2::HalPolicy>(operation, model, data);
+}
+
 } // namespace hal_1_2
 } // namespace armnn_driver