diff --git a/examples/composer.lock b/examples/composer.lock
deleted file mode 100644
index 688597e..0000000
--- a/examples/composer.lock
+++ /dev/null
@@ -1,58 +0,0 @@
-{
-    "_readme": [
-        "This file locks the dependencies of your project to a known state",
-        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
-        "This file is @generated automatically"
-    ],
-    "content-hash": "30ef1cf9d015629644eb496259faf0ab",
-    "packages": [
-        {
-            "name": "spiral/goridge",
-            "version": "v2.3.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/spiral/goridge.git",
-                "reference": "22c9d3e001630c4fbd2a463773d9afe12e014327"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/spiral/goridge/zipball/22c9d3e001630c4fbd2a463773d9afe12e014327",
-                "reference": "22c9d3e001630c4fbd2a463773d9afe12e014327",
-                "shasum": ""
-            },
-            "require": {
-                "php": ">=7.0"
-            },
-            "require-dev": {
-                "phpunit/phpunit": "~6.0"
-            },
-            "type": "goridge",
-            "autoload": {
-                "psr-4": {
-                    "Spiral\\Goridge\\": "php-src/"
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "authors": [
-                {
-                    "name": "Anton Titov / Wolfy-J",
-                    "email": "wolfy.jd@gmail.com"
-                }
-            ],
-            "description": "High-performance PHP-to-Golang RPC bridge",
-            "time": "2020-03-23T14:23:40+00:00"
-        }
-    ],
-    "packages-dev": [],
-    "aliases": [],
-    "minimum-stability": "stable",
-    "stability-flags": [],
-    "prefer-stable": false,
-    "prefer-lowest": false,
-    "platform": [],
-    "platform-dev": [],
-    "plugin-api-version": "1.1.0"
-}
diff --git a/frame_flags.go b/frame_flags.go
index 2ff82a4..4d23666 100644
--- a/frame_flags.go
+++ b/frame_flags.go
@@ -5,13 +5,13 @@ type FrameFlag byte
 // BYTE flags, it means, that we can set multiply flags from this group using bitwise OR
 // For example CONTEXT_SEPARATOR | CODEC_RAW
 const (
-	CONTEXT_SEPARATOR FrameFlag = 0x01 //nolint:stylecheck,golint
-	CODEC_RAW         FrameFlag = 0x04 //nolint:stylecheck,golint
-	CODEC_JSON        FrameFlag = 0x08 //nolint:stylecheck,golint
-	CODEC_MSGPACK     FrameFlag = 0x10 //nolint:stylecheck,golint
-	CODEC_GOB         FrameFlag = 0x20 //nolint:stylecheck,golint
-	ERROR             FrameFlag = 0x40 //nolint:stylecheck,golint
-	RESERVED1         FrameFlag = 0x80 //nolint:stylecheck,golint
+	CONTROL       FrameFlag = 0x01 //nolint:stylecheck,golint
+	CODEC_RAW     FrameFlag = 0x04 //nolint:stylecheck,golint
+	CODEC_JSON    FrameFlag = 0x08 //nolint:stylecheck,golint
+	CODEC_MSGPACK FrameFlag = 0x10 //nolint:stylecheck,golint
+	CODEC_GOB     FrameFlag = 0x20 //nolint:stylecheck,golint
+	ERROR         FrameFlag = 0x40 //nolint:stylecheck,golint
+	RESERVED1     FrameFlag = 0x80 //nolint:stylecheck,golint
 )
 
 // COMPLEX flags can't be used with Byte flags, because it's value more than 128