diff --git a/src/main.cc b/src/main.cc
index edb10b0..0a59ba3 100644
--- a/src/main.cc
+++ b/src/main.cc
@@ -84,7 +84,7 @@ int main(int argc, char **argv) {
 	dihedralAnglesFilter->SetInputConnection(project->GetOutputPort());
 
 	vtkNew<vtkPointSmoothingFilter> pointSmoothingFilter;
-	pointSmoothingFilter->SetInputConnection(dihedralAnglesFilter->GetOutputPoort());
+	pointSmoothingFilter->SetInputConnection(dihedralAnglesFilter->GetOutputPort());
 
 	vtkNew<vtkXMLUnstructuredGridWriter> writer;
 	writer->SetInputConnection(pointSmoothingFilter->GetOutputPort());