diff --git a/linux64_exec/sudoku b/linux64_exec/sudoku
index ba9af21..324721e 100755
Binary files a/linux64_exec/sudoku and b/linux64_exec/sudoku differ
diff --git a/sources/sudoku.c b/sources/sudoku.c
index a4e9d81..cbf5a72 100644
--- a/sources/sudoku.c
+++ b/sources/sudoku.c
@@ -19,7 +19,7 @@ compile with -lncurses
 NOTE: This program is only made for entertainment porpuses. The puzzles are generated by randomly clearing tiles on the table and are guaranteed to have a solution , but are not guaranteed to have only one unique solution.
 */
 typedef signed char byte;
-byte wait=0, waitcycles=0;
+byte _wait=0, waitcycles=0;//apparently 'wait' conflicts with a variable in a library macOS includes by default
 byte size,s;//s=size*size
 byte py,px;
 byte diff;
@@ -136,8 +136,8 @@ bool fill_with(char board[s][s],char fillwith){//returns 1 on failure
 void fill(char board[s][s]){
 	for(byte num=1;num<=s;num++){//it fills random places in the board with 1s, then random places in the remaining space with 2s and so on...
 		if(num==4){//something that randomly happens
-			wait=(wait+1)%60;
-			if(!wait && waitcycles<3)
+			_wait=(_wait+1)%60;
+			if(!_wait && waitcycles<3)
 				waitcycles++;
 		}
 		if ( fill_with(board,int2sgn(num) ) ){
@@ -147,7 +147,7 @@ void fill(char board[s][s]){
 			if(waitcycles==3)
 				mvaddstr(2,0,"(You can set SUDOKU_FASTGEN if you just want to see if it works)");
 			move(0,45);
-			for(byte b=0;b<wait;b+=10)
+			for(byte b=0;b<_wait;b+=10)
 				addch('.');
 		}
 	}