diff --git a/tests/benchmark/fixtures/ActivationLayerFixture.h b/tests/benchmark/fixtures/ActivationLayerFixture.h
index 9ded063..11fabf8 100644
--- a/tests/benchmark/fixtures/ActivationLayerFixture.h
+++ b/tests/benchmark/fixtures/ActivationLayerFixture.h
@@ -66,6 +66,12 @@
         act_layer.run();
     }
 
+    void sync()
+    {
+        sync_if_necessary<TensorType>();
+        sync_tensor_if_necessary<TensorType>(dst);
+    }
+
     void teardown()
     {
         src.allocator()->free();