diff --git a/cub/test/catch2_test_vsmem.cu b/cub/test/catch2_test_vsmem.cu
index a4ae61e08c3..2c8389f9c97 100644
--- a/cub/test/catch2_test_vsmem.cu
+++ b/cub/test/catch2_test_vsmem.cu
@@ -449,6 +449,7 @@ CUB_TEST("Virtual shared memory works within algorithms", "[util][vsmem]", type_
   // Setup vsmem test
   launch_config_test_info_t* launch_config_info = nullptr;
   cudaMallocHost(&launch_config_info, sizeof(launch_config_test_info_t));
+
   c2h::device_vector<kernel_test_info_t> device_kernel_test_info(1);
   dummy_algorithm(
     in_ptr, out_ptr, num_items, thrust::raw_pointer_cast(device_kernel_test_info.data()), launch_config_info);
@@ -474,4 +475,6 @@ CUB_TEST("Virtual shared memory works within algorithms", "[util][vsmem]", type_
     // The virtual shared memory helper pads vsmem to a multiple of a line size, hence the range check
     REQUIRE(launch_config_info->config_vsmem_per_block >= expected_vsmem_per_block);
   }
+
+  cudaFreeHost(launch_config_info);
 }