diff --git a/cpp/open3d/utility/Helper.h b/cpp/open3d/utility/Helper.h
index b5cb18966084..c3f4e405ebb6 100644
--- a/cpp/open3d/utility/Helper.h
+++ b/cpp/open3d/utility/Helper.h
@@ -186,7 +186,7 @@ inline std::string FastFormatString(const std::string& format, Args... args) {
                            buffer + size_s);  // no + 1 since we ignore the \0
     std::free(buffer);                        // asprintf calls malloc
     return ret;
-#endif // _WIN32
+#endif  // _WIN32
 };
 
 void Sleep(int milliseconds);
diff --git a/cpp/tests/t/io/PointCloudIO.cpp b/cpp/tests/t/io/PointCloudIO.cpp
index e1c6b315288e..4958e3b19f01 100644
--- a/cpp/tests/t/io/PointCloudIO.cpp
+++ b/cpp/tests/t/io/PointCloudIO.cpp
@@ -406,8 +406,7 @@ TEST(TPointCloudIO, ReadWritePointCloudAsPCD) {
 
     EXPECT_TRUE(t::io::WritePointCloud(
             filename_ascii, input_pcd,
-            open3d::io::WritePointCloudOption(
-                    /*ascii*/ true, /*compressed*/ false, false, {})));
+            {/*ascii*/ true, /*compressed*/ false, false}));
 
     t::geometry::PointCloud ascii_pcd;
     t::io::ReadPointCloud(filename_ascii, ascii_pcd);
@@ -422,8 +421,7 @@ TEST(TPointCloudIO, ReadWritePointCloudAsPCD) {
 
     EXPECT_TRUE(t::io::WritePointCloud(
             filename_binary, input_pcd,
-            open3d::io::WritePointCloudOption(
-                    /*ascii*/ false, /*compressed*/ false, false, {})));
+            {/*ascii*/ false, /*compressed*/ false, false}));
 
     t::geometry::PointCloud binary_pcd;
     t::io::ReadPointCloud(filename_binary, binary_pcd);
@@ -439,8 +437,7 @@ TEST(TPointCloudIO, ReadWritePointCloudAsPCD) {
 
     EXPECT_TRUE(t::io::WritePointCloud(
             filename_binary_compressed, input_pcd,
-            open3d::io::WritePointCloudOption(
-                    /*ascii*/ false, /*compressed*/ true, false, {})));
+            {/*ascii*/ false, /*compressed*/ true, false}));
 
     t::geometry::PointCloud binary_compressed_pcd;
     t::io::ReadPointCloud(filename_binary_compressed, binary_compressed_pcd);
@@ -464,8 +461,7 @@ TEST(TPointCloudIO, ReadWritePointCloudAsPCD) {
 
     EXPECT_TRUE(t::io::WritePointCloud(
             filename_ascii_f32, input_pcd,
-            open3d::io::WritePointCloudOption(
-                    /*ascii*/ true, /*compressed*/ false, false, {})));
+            {/*ascii*/ true, /*compressed*/ false, false}));
 
     t::geometry::PointCloud ascii_f32_pcd;
     t::io::ReadPointCloud(filename_ascii_f32, ascii_f32_pcd);
@@ -487,8 +483,7 @@ TEST(TPointCloudIO, ReadWritePointCloudAsPCD) {
 
     EXPECT_TRUE(t::io::WritePointCloud(
             filename_ascii_uint32, input_pcd,
-            open3d::io::WritePointCloudOption(
-                    /*ascii*/ true, /*compressed*/ false, false, {})));
+            {/*ascii*/ true, /*compressed*/ false, false}));
 
     t::geometry::PointCloud ascii_uint32_pcd;
     t::io::ReadPointCloud(filename_ascii_uint32, ascii_uint32_pcd);