diff --git a/tutorials/multiphase/LTSInterFoam/wigleyHull/0/alpha.water.org b/tutorials/multiphase/LTSInterFoam/wigleyHull/0/alpha.water.org
index dbef449a2f..d722029120 100644
--- a/tutorials/multiphase/LTSInterFoam/wigleyHull/0/alpha.water.org
+++ b/tutorials/multiphase/LTSInterFoam/wigleyHull/0/alpha.water.org
@@ -11,7 +11,7 @@ FoamFile
     format      ascii;
     class       volScalarField;
     location    "0";
-    object      alpha;
+    object      alpha.water;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
diff --git a/tutorials/multiphase/MRFMultiphaseInterFoam/mixerVessel2D/0.org/alpha.water b/tutorials/multiphase/MRFMultiphaseInterFoam/mixerVessel2D/0.org/alpha.water
index 0f3dcd4639..e1483e3c1e 100644
--- a/tutorials/multiphase/MRFMultiphaseInterFoam/mixerVessel2D/0.org/alpha.water
+++ b/tutorials/multiphase/MRFMultiphaseInterFoam/mixerVessel2D/0.org/alpha.water
@@ -10,7 +10,7 @@ FoamFile
     version     2.0;
     format      ascii;
     class       volScalarField;
-    object      alpha1;
+    object      alpha.water;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
diff --git a/tutorials/multiphase/interFoam/laminar/capillaryRise/0/alpha.water.org b/tutorials/multiphase/interFoam/laminar/capillaryRise/0/alpha.water.org
index f4ef030951..67a10a49fd 100644
--- a/tutorials/multiphase/interFoam/laminar/capillaryRise/0/alpha.water.org
+++ b/tutorials/multiphase/interFoam/laminar/capillaryRise/0/alpha.water.org
@@ -10,7 +10,7 @@ FoamFile
     version     2.0;
     format      ascii;
     class       volScalarField;
-    object      alpha;
+    object      alpha.water;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
diff --git a/tutorials/multiphase/interFoam/ras/waterChannel/0/alpha.water.org b/tutorials/multiphase/interFoam/ras/waterChannel/0/alpha.water.org
index 914cb9ee1a..d5b5bc0ce7 100644
--- a/tutorials/multiphase/interFoam/ras/waterChannel/0/alpha.water.org
+++ b/tutorials/multiphase/interFoam/ras/waterChannel/0/alpha.water.org
@@ -10,7 +10,7 @@ FoamFile
     version     2.0;
     format      ascii;
     class       volScalarField;
-    object      alpha;
+    object      alpha.water;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
diff --git a/tutorials/multiphase/twoPhaseEulerFoam/laminar/mixerVessel2D/0/alpha.air b/tutorials/multiphase/twoPhaseEulerFoam/laminar/mixerVessel2D/0/alpha.air
index 637ebed0e8..b995d77c16 100644
--- a/tutorials/multiphase/twoPhaseEulerFoam/laminar/mixerVessel2D/0/alpha.air
+++ b/tutorials/multiphase/twoPhaseEulerFoam/laminar/mixerVessel2D/0/alpha.air
@@ -10,7 +10,7 @@ FoamFile
     version     2.0;
     format      ascii;
     class       volScalarField;
-    object      alpha1;
+    object      alpha.air;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //