diff --git a/src/lagrangian/cfdemParticle/subModels/energyModel/heatTransferGunn/heatTransferGunn.C b/src/lagrangian/cfdemParticle/subModels/energyModel/heatTransferGunn/heatTransferGunn.C
index 11064fa0..f62f3d35 100644
--- a/src/lagrangian/cfdemParticle/subModels/energyModel/heatTransferGunn/heatTransferGunn.C
+++ b/src/lagrangian/cfdemParticle/subModels/energyModel/heatTransferGunn/heatTransferGunn.C
@@ -284,7 +284,7 @@ void heatTransferGunn::calcEnergyContribution()
     vector Us(0,0,0);
     scalar ds(0);
     scalar ds_scaled(0);
-    scalar scaleDia3 = typeCG_[0]*typeCG_[0]*typeCG_[0];
+    scalar scaleDia3 = scaleDia_*scaleDia_*scaleDia_;
     scalar muf(0);
     scalar magUr(0);
     scalar Rep(0);
@@ -293,7 +293,7 @@ void heatTransferGunn::calcEnergyContribution()
     scalar Tsum(0.0);
     scalar Nsum(0.0);
 
-    scalar cg = typeCG_[0];
+    scalar cg = scaleDia_;
     label partType = 1;
 
     interpolationCellPoint<scalar> voidfractionInterpolator_(voidfraction_);
diff --git a/src/lagrangian/cfdemParticle/subModels/energyModel/heatTransferRanzMarshall/heatTransferRanzMarshall.C b/src/lagrangian/cfdemParticle/subModels/energyModel/heatTransferRanzMarshall/heatTransferRanzMarshall.C
index 2b5a4e7c..ad3cbfb0 100644
--- a/src/lagrangian/cfdemParticle/subModels/energyModel/heatTransferRanzMarshall/heatTransferRanzMarshall.C
+++ b/src/lagrangian/cfdemParticle/subModels/energyModel/heatTransferRanzMarshall/heatTransferRanzMarshall.C
@@ -284,7 +284,7 @@ void heatTransferRanzMarshall::calcEnergyContribution()
     vector Us(0,0,0);
     scalar ds(0);
     scalar ds_scaled(0);
-    scalar scaleDia3 = typeCG_[0]*typeCG_[0]*typeCG_[0];
+    scalar scaleDia3 = scaleDia_*scaleDia_*scaleDia_;
     scalar muf(0);
     scalar magUr(0);
     scalar Rep(0);
@@ -293,7 +293,7 @@ void heatTransferRanzMarshall::calcEnergyContribution()
     scalar Tsum(0.0);
     scalar Nsum(0.0);
 
-    scalar cg = typeCG_[0];
+    scalar cg = scaleDia_;
     label partType = 1;
 
     interpolationCellPoint<scalar> voidfractionInterpolator_(voidfraction_);
diff --git a/src/lagrangian/cfdemParticle/subModels/forceModel/BeetstraDrag/BeetstraDrag.C b/src/lagrangian/cfdemParticle/subModels/forceModel/BeetstraDrag/BeetstraDrag.C
index e4eef410..86ddc04e 100644
--- a/src/lagrangian/cfdemParticle/subModels/forceModel/BeetstraDrag/BeetstraDrag.C
+++ b/src/lagrangian/cfdemParticle/subModels/forceModel/BeetstraDrag/BeetstraDrag.C
@@ -153,7 +153,6 @@ void BeetstraDrag::setForce() const
     else if (particleCloud_.cg() > 1)
     {
         scaleDia_=particleCloud_.cg();
-        typeCG_[0] = scaleDia_;
         Info << "Beetstra using scale from liggghts cg = " << scaleDia_ << endl;
     }
 
@@ -171,7 +170,7 @@ void BeetstraDrag::setForce() const
     scalar ds(0);
     scalar ds_scaled(0);
     scalar dSauter(0);
-    scalar scaleDia3 = typeCG_[0]*typeCG_[0]*typeCG_[0];
+    scalar scaleDia3 = scaleDia_*scaleDia_*scaleDia_;
     scalar nuf(0);
     scalar rho(0);
     scalar magUr(0);
@@ -180,7 +179,7 @@ void BeetstraDrag::setForce() const
     scalar GCcorr(1.);
     scalar PCcorr(1.);
 
-    scalar cg = typeCG_[0];
+    scalar cg = scaleDia_;
     label partType = 1;
 
     vector dragExplicit(0,0,0);