diff --git a/app/auth0.go b/app/auth0.go
index 9325ece..533a3cb 100644
--- a/app/auth0.go
+++ b/app/auth0.go
@@ -146,7 +146,7 @@ func GetAuth0AccessToken() string {
 	if err != nil {
 		return ""
 	}
-	defer res.Body.Close()
+	defer res.Body.Close() //nolint:errcheck // it's defered
 	body, err := ioutil.ReadAll(res.Body)
 	if err != nil {
 		return ""
diff --git a/app/logger/logger.go b/app/logger/logger.go
index 9d2825b..7e5fb5f 100644
--- a/app/logger/logger.go
+++ b/app/logger/logger.go
@@ -38,6 +38,6 @@ func New(level zapcore.Level) *logger {
 		log.Fatal("logger.New: 💣 ⛔ zap logger init fail")
 	}
 	// theLogger.SetLevel
-	defer theLogger.Sync()
+	defer theLogger.Sync() //nolint:errcheck // it's defered
 	return theLogger.Sugar()
 }
diff --git a/app/mysql.go b/app/mysql.go
index 93f4628..36db634 100644
--- a/app/mysql.go
+++ b/app/mysql.go
@@ -24,10 +24,6 @@ func InitDB() {
 		sugar.Fatalf("app.InitDB: 💣 ⛔ Can't log on to DBMS host: %w", err)
 		return
 	}
-	_, err = db.Exec("set foreign_key_check=0")
-	if err != nil {
-		sugar.Warnf("app.InitDB: 💣⛔ can't disable foreign key check")
-	}
 	MyDB = db
 	sugar.Debugf("app.InitDB: 👍 📤 %s", GetDBMS())
 }