diff --git a/applications/solvers/heatTransfer/chtMultiRegionFoam/chtMultiRegionSimpleFoam/fluid/createFluidFields.H b/applications/solvers/heatTransfer/chtMultiRegionFoam/chtMultiRegionSimpleFoam/fluid/createFluidFields.H
index 6fe538d36..d1893a8ef 100644
--- a/applications/solvers/heatTransfer/chtMultiRegionFoam/chtMultiRegionSimpleFoam/fluid/createFluidFields.H
+++ b/applications/solvers/heatTransfer/chtMultiRegionFoam/chtMultiRegionSimpleFoam/fluid/createFluidFields.H
@@ -17,7 +17,6 @@ List<scalar> pRefValueFluid(fluidRegions.size(), 0.0);
 List<bool> frozenFlowFluid(fluidRegions.size(), false);
 List<bool> residualReachedFluid(fluidRegions.size(), true);
 List<bool> residualControlUsedFluid(fluidRegions.size(), false);
-List<bool> momentumPredictorFluid(fluidRegions.size(), false);
 
 PtrList<dimensionedScalar> rhoMax(fluidRegions.size());
 PtrList<dimensionedScalar> rhoMin(fluidRegions.size());
diff --git a/applications/solvers/heatTransfer/chtMultiRegionFoam/chtMultiRegionSimpleFoam/fluid/readFluidMultiRegionSIMPLEControls.H b/applications/solvers/heatTransfer/chtMultiRegionFoam/chtMultiRegionSimpleFoam/fluid/readFluidMultiRegionSIMPLEControls.H
index 66fd738d7..1472397dc 100644
--- a/applications/solvers/heatTransfer/chtMultiRegionFoam/chtMultiRegionSimpleFoam/fluid/readFluidMultiRegionSIMPLEControls.H
+++ b/applications/solvers/heatTransfer/chtMultiRegionFoam/chtMultiRegionSimpleFoam/fluid/readFluidMultiRegionSIMPLEControls.H
@@ -2,3 +2,6 @@
 
     const int nNonOrthCorr =
         simple.lookupOrDefault<int>("nNonOrthogonalCorrectors", 0);
+
+    const bool momentumPredictor =
+        simple.lookupOrDefault("momentumPredictor", true);
\ No newline at end of file
diff --git a/applications/solvers/heatTransfer/chtMultiRegionFoam/chtMultiRegionSimpleFoam/fluid/setRegionFluidFields.H b/applications/solvers/heatTransfer/chtMultiRegionFoam/chtMultiRegionSimpleFoam/fluid/setRegionFluidFields.H
index 92c8eecb6..709ce798a 100644
--- a/applications/solvers/heatTransfer/chtMultiRegionFoam/chtMultiRegionSimpleFoam/fluid/setRegionFluidFields.H
+++ b/applications/solvers/heatTransfer/chtMultiRegionFoam/chtMultiRegionSimpleFoam/fluid/setRegionFluidFields.H
@@ -34,7 +34,5 @@
     const volScalarField& gh = ghFluid[i];
     const surfaceScalarField& ghf = ghfFluid[i];
 
-    const bool momentumPredictor = momentumPredictorFluid[i];
-
     bool& resReachedFluid = residualReachedFluid[i];
     bool& residualControlUsed = residualControlUsedFluid[i];