diff --git a/cpp/apps/OfflineReconstruction/LegacyReconstructionUtil.h b/cpp/apps/OfflineReconstruction/LegacyReconstructionUtil.h
index 9b8f495b680..26d30bfe182 100644
--- a/cpp/apps/OfflineReconstruction/LegacyReconstructionUtil.h
+++ b/cpp/apps/OfflineReconstruction/LegacyReconstructionUtil.h
@@ -1025,7 +1025,7 @@ class ReconstructionPipeline {
         Eigen::Matrix6d info;
         const size_t num_scale = voxel_size.size();
         for (size_t i = 0; i < num_scale; i++) {
-            const double max_dis = config_["voxel_szie"].asDouble() * 1.4;
+            const double max_dis = config_["voxel_size"].asDouble() * 1.4;
             const auto src_down = src.VoxelDownSample(voxel_size[i]);
             const auto dst_down = dst.VoxelDownSample(voxel_size[i]);
             const pipelines::registration::ICPConvergenceCriteria criteria(