diff --git a/1.2/ArmnnDriverImpl.hpp b/1.2/ArmnnDriverImpl.hpp
index 73ba133..eeb491b 100644
--- a/1.2/ArmnnDriverImpl.hpp
+++ b/1.2/ArmnnDriverImpl.hpp
@@ -15,6 +15,10 @@
 using namespace android::nn::hal;
 #endif
 
+#ifdef ARMNN_ANDROID_S
+using namespace android::hardware;
+#endif
+
 namespace V1_0 = ::android::hardware::neuralnetworks::V1_0;
 namespace V1_2 = ::android::hardware::neuralnetworks::V1_2;