diff --git a/utils/sqlite.go b/utils/sqlite.go
index f8c0432..25c0c9b 100644
--- a/utils/sqlite.go
+++ b/utils/sqlite.go
@@ -137,7 +137,7 @@ func processed(db *sql.DB, t telegram) {
 	result, err := stmt.Exec(t.id)
 	checkDbErr(err, "error in update telegram status")
 	id, _ := result.RowsAffected()
-	Log.Infof("[%s] telegram update : %s", id, id > 0)
+	Log.Infof("[%v] telegram update : %t", id, id > 0)
 	isWriting = false
 	Log.Info("release lock")
 	tx.Commit()
@@ -156,7 +156,7 @@ func countTelegram() int64 {
 
 func getWriteLock() {
 	count := 0
-	Log.Debugf("write lock : %s", isWriting)
+	Log.Debugf("write lock : %t", isWriting)
 	for isWriting && count < 10 {
 		Log.Info("waiting for write ")
 		time.Sleep(5 * time.Second)