diff --git a/cmd/main.go b/cmd/main.go
index 58077b33..91eabcd3 100644
--- a/cmd/main.go
+++ b/cmd/main.go
@@ -131,8 +131,17 @@ func main() {
 		exit(err)
 	}
 
+	if err = confgs.VerifyMigration(); err != nil {
+		exit(err)
+	}
+
 	exists := confgs.Db.HasTable("core")
 	if !exists {
+		var srvs int64
+		confgs.Db.Model(&services.Service{}).Count(&srvs)
+		if srvs > 0 {
+			exit(errors.Wrap(err, "there are already services setup."))
+		}
 
 		if err := confgs.DropDatabase(); err != nil {
 			exit(errors.Wrap(err, "error dropping database"))
diff --git a/types/configs/migration.go b/types/configs/migration.go
index e441ee55..7d3ac98b 100644
--- a/types/configs/migration.go
+++ b/types/configs/migration.go
@@ -42,6 +42,25 @@ import (
 //	return nil
 //}
 
+func (c *DbConfig) VerifyMigration() error {
+
+	query := `
+BEGIN TRANSACTION;
+ALTER TABLE hits ALTER COLUMN latency BIGINT;
+ALTER TABLE hits ALTER COLUMN ping_time BIGINT; 
+ALTER TABLE failures ALTER COLUMN ping_time BIGINT;
+UPDATE hits SET latency = CAST(latency * 10000 AS BIGINT);
+UPDATE hits SET ping_time = CAST(ping_time * 100000 AS BIGINT);
+UPDATE failures SET ping_time = CAST(ping_time * 100000 AS BIGINT);
+COMMIT;`
+
+	fmt.Println(c.Db.DbType())
+
+	q := c.Db.Raw(query).Debug()
+
+	return q.Error()
+}
+
 //MigrateDatabase will migrate the database structure to current version.
 //This function will NOT remove previous records, tables or columns from the database.
 //If this function has an issue, it will ROLLBACK to the previous state.
@@ -82,6 +101,10 @@ func (c *DbConfig) MigrateDatabase() error {
 		log.Errorln(err)
 	}
 
+	if err := c.Db.Model(&failures.Failure{}).AddIndex("fail_created_at", "created_at").Error(); err != nil {
+		log.Errorln(err)
+	}
+
 	if err := c.Db.Model(&failures.Failure{}).AddIndex("idx_service_fail", "service").Error(); err != nil {
 		log.Errorln(err)
 	}