diff --git a/tutorials/multiphase/twoPhaseEulerFoam/RAS/fluidisedBed/constant/phaseProperties b/tutorials/multiphase/twoPhaseEulerFoam/RAS/fluidisedBed/constant/phaseProperties
index fb2542a1b6fc8f7e313309931466331e9e6513aa..d66f2f8429821327847ca89dc0055ab7ae476384 100644
--- a/tutorials/multiphase/twoPhaseEulerFoam/RAS/fluidisedBed/constant/phaseProperties
+++ b/tutorials/multiphase/twoPhaseEulerFoam/RAS/fluidisedBed/constant/phaseProperties
@@ -78,7 +78,7 @@ heatTransfer
     (particles in air)
     {
         type            RanzMarshall;
-        residualAlpha   1e-4;
+        residualAlpha   1e-3;
     }
 );
 
diff --git a/tutorials/multiphase/twoPhaseEulerFoam/laminar/fluidisedBed/constant/phaseProperties b/tutorials/multiphase/twoPhaseEulerFoam/laminar/fluidisedBed/constant/phaseProperties
index f632c898ee5d08cbc1d06b5d439e36840de01055..fe0696580a3b0812605bc2513ed9029945b6382e 100644
--- a/tutorials/multiphase/twoPhaseEulerFoam/laminar/fluidisedBed/constant/phaseProperties
+++ b/tutorials/multiphase/twoPhaseEulerFoam/laminar/fluidisedBed/constant/phaseProperties
@@ -83,7 +83,7 @@ heatTransfer
     (particles in air)
     {
         type            RanzMarshall;
-        residualAlpha   1e-4;
+        residualAlpha   1e-3;
     }
 );