diff --git a/test/Convolution2D.hpp b/test/Convolution2D.hpp
index ff417d9..3fda29b 100644
--- a/test/Convolution2D.hpp
+++ b/test/Convolution2D.hpp
@@ -59,7 +59,7 @@
 
     // make the prepared model
     SetModelFp16Flag(model, fp16Enabled);
-    android::sp<IPreparedModel> preparedModel = PrepareModel(model, *driver);
+    android::sp<V1_0::IPreparedModel> preparedModel = PrepareModel(model, *driver);
 
     // construct the request
     DataLocation inloc    = {};