diff --git a/applications/solvers/multiphase/interFoam/LTSInterFoam/setrDeltaT.H b/applications/solvers/multiphase/interFoam/LTSInterFoam/setrDeltaT.H
index 7dc0779969..3a4e6385ec 100644
--- a/applications/solvers/multiphase/interFoam/LTSInterFoam/setrDeltaT.H
+++ b/applications/solvers/multiphase/interFoam/LTSInterFoam/setrDeltaT.H
@@ -11,7 +11,7 @@
 
     scalar rDeltaTSmoothingCoeff
     (
-        piso.lookupOrDefault<scalar>("rDeltaTSmoothingCoeff", 0.1)
+        piso.lookupOrDefault<scalar>("rDeltaTSmoothingCoeff", 0.02)
     );
 
     label nAlphaSpreadIter