diff --git a/ttyclock.c b/ttyclock.c
index d214d52..bb7043b 100644
--- a/ttyclock.c
+++ b/ttyclock.c
@@ -203,7 +203,6 @@ draw_number(int n, int x, int y)
 void
 draw_clock(void)
 {
-     bool flag = false;
      /* Draw hour numbers */
      draw_number(ttyclock->date.hour[0], 1, 1);
      draw_number(ttyclock->date.hour[1], 1, 8);
@@ -211,20 +210,13 @@ draw_clock(void)
      time_t seconds;
      seconds = time(NULL);
 
-     if (seconds % 2 == 0){
-        flag = true;
-     }
-     else{
-         flag = false;
-     }
-
-     if (flag == false){
+     if (seconds % 2 != 0){
          /* 2 dot for number separation */
          wbkgdset(ttyclock->framewin, COLOR_PAIR(1));
          mvwaddstr(ttyclock->framewin, 2, 16, "  ");
          mvwaddstr(ttyclock->framewin, 4, 16, "  ");
      }
-     else if (flag == true){
+     else if (seconds % 2 == 0){
          /*2 dot black for blinking */
          wbkgdset(ttyclock->framewin, COLOR_PAIR(2));
          mvwaddstr(ttyclock->framewin, 2, 16, "  ");