diff --git a/tutorials/sphereGranFlow/binarySystemOfParticles/settings/settingsDict b/tutorials/sphereGranFlow/binarySystemOfParticles/settings/settingsDict
old mode 100644
new mode 100755
index 595daae5..cda6dfdf
--- a/tutorials/sphereGranFlow/binarySystemOfParticles/settings/settingsDict
+++ b/tutorials/sphereGranFlow/binarySystemOfParticles/settings/settingsDict
@@ -6,29 +6,29 @@ objectName 	settingsDict;
 objectType 	dictionary;
 fileFormat  ASCII;
 /*---------------------------------------------------------------------------*/
-run 			binarySystemofParticles;
+run 	binarySystemofParticles;
 
-dt 				0.00001; 	                     // time step for integration (s)
+dt       0.00001; 	       // time step for integration (seconds)
 
-startTime 		0; 			                     // start time for simulation 
+startTime    0.0; 		   // start time for simulation 
 
-endTime 		10; 		                     // end time for simulation 
+endTime     10.0; 		   // end time for simulation 
 
-saveInterval 	0.1; 		                     // time interval for saving the simulation
+saveInterval 0.1; 		   // time interval for saving the simulation
 
-timePrecision   6;			                     // maximum number of digits for time folder 
+timePrecision  6;		   // maximum number of digits for time folder 
 
-g 				(0 -9.8 0);                      // gravity vector (m/s2) 
+g 	  (0 -9.8 0);          // gravity vector (m/s2) 
 
 // save necessary (i.e., required) data on disk
 includeObjects (diameter);                                                 
 // exclude unnecessary data from saving on disk
 excludeObjects (rVelocity.dy1 pStructPosition.dy1 pStructVelocity.dy1); 
 
-integrationMethod 		AdamsBashforth2; 	     // integration method 
+integrationMethod 		AdamsBashforth2; 	      // integration method 
 
-writeFormat 			ascii;                   // data writting format (ascii or binary)
+writeFormat 			          ascii;          // data writting format (ascii or binary)
 
-timersReport 			Yes;  	                 // report timers
+timersReport 			            Yes;  	      // report timers
 
-timersReportInterval   	0.01;	                 // time interval for reporting timers
+timersReportInterval   	           0.01;	      // time interval for reporting timers