diff --git a/main.go b/main.go
index 16e9f00..15c17f0 100644
--- a/main.go
+++ b/main.go
@@ -47,12 +47,13 @@ func createBoard(rows int, columns int) [][]uint8 {
 
 func ramdomInitialization(rows uint32, columns uint32, seed int64) [][]uint8 {
 	var board [][]uint8 = make([][]uint8, rows)
-	rand.Seed(seed)
+
+	random := rand.New(rand.NewSource(seed))
 
 	for row := range board {
 		board[row] = make([]uint8, columns)
 		for column := range board[row] {
-			randomValue := rand.Float64()
+			randomValue := random.Float64()
 			if randomValue >= 0.5 {
 				board[row][column] = ALIVE
 			} else {