diff --git a/src/meshTools/AMIInterpolation/AMIInterpolation/advancingFrontAMI/advancingFrontAMI.C b/src/meshTools/AMIInterpolation/AMIInterpolation/advancingFrontAMI/advancingFrontAMI.C
index f835c6c70e4252d9536024b70e11b71708fef607..9a803ba08d15971686af41259f3642c06c009781 100644
--- a/src/meshTools/AMIInterpolation/AMIInterpolation/advancingFrontAMI/advancingFrontAMI.C
+++ b/src/meshTools/AMIInterpolation/AMIInterpolation/advancingFrontAMI/advancingFrontAMI.C
@@ -614,6 +614,12 @@ void Foam::advancingFrontAMI::write(Ostream& os) const
         faceAreaIntersect::triangulationModeNames_[faceAreaIntersect::tmMesh],
         faceAreaIntersect::triangulationModeNames_[triMode_]
     );
+    os.writeEntryIfDifferent<word>
+    (
+        "areaNormalisationMode",
+        areaNormalisationModeNames_[areaNormalisationMode::project],
+        areaNormalisationModeNames_[areaNormalisationMode_]
+    );
 }