diff --git a/cub/test/catch2_test_device_select_if_vsmem.cu b/cub/test/catch2_test_device_select_if_vsmem.cu
index a5fbadd8444..9d60fe23ad5 100644
--- a/cub/test/catch2_test_device_select_if_vsmem.cu
+++ b/cub/test/catch2_test_device_select_if_vsmem.cu
@@ -65,21 +65,17 @@ CUB_TEST("DeviceSelect::If works for large types", "[select_if][vsmem][device]",
   using type = typename c2h::get<0, TestType>;
 
   const int num_items = GENERATE_COPY(take(2, random(1, 10000)));
-  thrust::device_vector<type> in(num_items);
-  thrust::device_vector<type> out(num_items);
+  c2h::device_vector<type> in(num_items);
+  c2h::device_vector<type> out(num_items);
   c2h::gen(CUB_SEED(2), in);
 
-  // just pick one of the input elements as boundary
+  // Just pick one of the input elements as boundary
   less_than_t<type> le{in[num_items / 2]};
 
-  // Needs to be device accessible
+  // Run test
   thrust::device_vector<int> num_selected_out(1, 0);
-  int* d_first_num_selected_out = thrust::raw_pointer_cast(num_selected_out.data());
-
   select_if(in.begin(), out.begin(), num_selected_out.begin(), num_items, le);
 
-  std::cout << "Selected: " << num_selected_out[0] << "/" << num_items << "\n";
-
   // Ensure that we create the same output as std
   thrust::host_vector<type> reference = in;
   std::stable_partition(reference.begin(), reference.end(), le);
diff --git a/thrust/thrust/system/cuda/detail/adjacent_difference.h b/thrust/thrust/system/cuda/detail/adjacent_difference.h
index 1d89fd4e811..0f5164d8df8 100644
--- a/thrust/thrust/system/cuda/detail/adjacent_difference.h
+++ b/thrust/thrust/system/cuda/detail/adjacent_difference.h
@@ -52,7 +52,6 @@
 #include <thrust/type_traits/remove_cvref.h>
 
 #include <cub/device/device_adjacent_difference.cuh>
-#include <cub/device/device_select.cuh>
 #include <cub/util_math.cuh>
 
 THRUST_NAMESPACE_BEGIN