diff --git a/tutorials/sphereGranFlow/conveyorBelt/caseSetup/interaction b/tutorials/sphereGranFlow/conveyorBelt/caseSetup/interaction
index 3ea53adf..6d50f330 100755
--- a/tutorials/sphereGranFlow/conveyorBelt/caseSetup/interaction
+++ b/tutorials/sphereGranFlow/conveyorBelt/caseSetup/interaction
@@ -16,13 +16,13 @@ contactSearch
 {
    method         NBS;                           // method for broad search particle-particle
    
-   updateInterval 10;
+   updateInterval  10;
 
    sizeRatio      1.1;
 
-   cellExtent     0.55;
+   cellExtent    0.55;
 
-   adjustableBox  No;
+   adjustableBox   No;
 } 
 
 model
@@ -46,25 +46,25 @@ model
                0.8e6 0.8e6
                      0.8e6);
 
-   nu    (0.25 0.25  0.25                        // Poisson's ratio [-]
-               0.25  0.25
-                     0.25);
+   nu     (0.25 0.25  0.25                       // Poisson's ratio [-]
+                0.25  0.25
+                      0.25);
 
-   en (0.97  0.97    0.85                        // coefficient of normal restitution
-             0.97    0.85
-                     1.00);
+   en (0.97  0.97     0.85                       // coefficient of normal restitution
+             0.97     0.85
+                      1.00);
 
-   et (1.0   1.0  1.0                            // coefficient of tangential restitution 
-             1.0  1.0
-                  1.0);
+   et      (1.0   1.0  1.0                       // coefficient of tangential restitution 
+                  1.0  1.0
+                       1.0);
 
-   mu (0.65   0.65 0.35                          // dynamic friction 
-              0.65 0.35
-                   0.35);
+   mu    (0.65   0.65 0.35                       // dynamic friction 
+                 0.65 0.35
+                      0.35);
 
-   mur (0.1  0.1 0.1                             // rolling friction 
-             0.1 0.1
-                 0.1);       
+   mur       (0.1  0.1 0.1                       // rolling friction 
+                   0.1 0.1
+                       0.1);       
 }
 
 
diff --git a/tutorials/sphereGranFlow/conveyorBelt/settings/geometryDict b/tutorials/sphereGranFlow/conveyorBelt/settings/geometryDict
index 69873d0e..73f24386 100755
--- a/tutorials/sphereGranFlow/conveyorBelt/settings/geometryDict
+++ b/tutorials/sphereGranFlow/conveyorBelt/settings/geometryDict
@@ -6,7 +6,7 @@ objectName 	geometryDict;
 objectType 	dictionary;
 fileFormat  ASCII;
 /*---------------------------------------------------------------------------*/
-motionModel            conveyorBelt;               // motion model can be rotatingAxis or stationary or vibrating
+motionModel          conveyorBelt;               // motion model can be rotatingAxis or stationary or vibrating
 
 conveyorBeltInfo
 {
@@ -54,17 +54,22 @@ surfaces
 
 	belt
 	{
-		type 	 stlWall;  	// type of the wall
-		file 	 belt.stl;	// file name in stl folder		
-		material wallMat;   // material name of this wall
-		motion 	 conveyorBelt1;		// motion component name 
+		type 	          stlWall;  	         // type of the wall
+
+		file 	         belt.stl;	             // file name in stl folder	
+
+		material          wallMat;               // material name of this wall
+
+		motion 	    conveyorBelt1;		         // motion component name 
 	}
 
 	box
 	{
-		type 	 stlWall;  	// type of the wall
-		file 	 box.stl;	// file name in stl folder		
-		material wallMat;   // material name of this wall
+		type 	         stlWall;  	             // type of the wall
+
+		file 	         box.stl;	             // file name in stl folder
+
+		material         wallMat;                // material name of this wall
 	}
 }