diff --git a/tutorials/multiphase/interDyMFoam/ras/mixerVesselAMI/system/fvSolution b/tutorials/multiphase/interDyMFoam/ras/mixerVesselAMI/system/fvSolution
index 946d84ed62..87dac81f60 100644
--- a/tutorials/multiphase/interDyMFoam/ras/mixerVesselAMI/system/fvSolution
+++ b/tutorials/multiphase/interDyMFoam/ras/mixerVesselAMI/system/fvSolution
@@ -56,22 +56,14 @@ solvers
         solver          diagonal;
     }
 
-    "U.*"
+    "(U|T|k|epsilon).*"
     {
         solver          smoothSolver;
-        smoother        GaussSeidel;
+        smoother        symGaussSeidel;
         tolerance       1e-6;
         relTol          0;
         nSweeps         1;
     }
-
-    "(T|k|epsilon).*"
-    {
-        solver          PBiCG;
-        preconditioner  DILU;
-        tolerance       1e-6;
-        relTol          0;
-    }
 }
 
 PIMPLE