diff --git a/src/common/utilities/eigen_mesh_conversions.cpp b/src/common/utilities/eigen_mesh_conversions.cpp
index 46d6843ae..f2946e7b2 100644
--- a/src/common/utilities/eigen_mesh_conversions.cpp
+++ b/src/common/utilities/eigen_mesh_conversions.cpp
@@ -479,7 +479,7 @@ void meshlab::addVertexVectorAttribute(
 			QString::fromStdString(attributeName));
 	}
 	h = vcg::tri::Allocator<CMeshO>::AddPerVertexAttribute<Point3m>(mesh, attributeName);
-	for (unsigned int i = 0; i < attributeValues.size(); ++i) {
+	for (unsigned int i = 0; i < attributeValues.rows(); ++i) {
 		h[i][0] = attributeValues(i, 0);
 		h[i][1] = attributeValues(i, 1);
 		h[i][2] = attributeValues(i, 2);
@@ -514,7 +514,7 @@ void meshlab::addFaceVectorAttribute(
 			QString::fromStdString(attributeName));
 	}
 	h = vcg::tri::Allocator<CMeshO>::AddPerFaceAttribute<Point3m>(mesh, attributeName);
-	for (unsigned int i = 0; i < attributeValues.size(); ++i) {
+	for (unsigned int i = 0; i < attributeValues.rows(); ++i) {
 		h[i][0] = attributeValues(i, 0);
 		h[i][1] = attributeValues(i, 1);
 		h[i][2] = attributeValues(i, 2);