diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 90949f3..93b3aa9 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -15,7 +15,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v2
         with:
-          go-version: 1.17
+          go-version: 1.21
 
       - name: Build
         run: go build -v ./...
diff --git a/allure.go b/allure.go
index 90432ae..75ff88c 100644
--- a/allure.go
+++ b/allure.go
@@ -11,15 +11,19 @@ func (qt *cute) setLinksAllure(t linksAllureProvider) {
 	if qt.allureLinks.issue != "" {
 		t.SetIssue(qt.allureLinks.issue)
 	}
+
 	if qt.allureLinks.testCase != "" {
 		t.SetTestCase(qt.allureLinks.testCase)
 	}
+
 	if qt.allureLinks.link != nil {
 		t.Link(qt.allureLinks.link)
 	}
+
 	if qt.allureLinks.tmsLink != "" {
 		t.TmsLink(qt.allureLinks.tmsLink)
 	}
+
 	if len(qt.allureLinks.tmsLinks) > 0 {
 		t.TmsLinks(qt.allureLinks.tmsLinks...)
 	}
@@ -29,48 +33,63 @@ func (qt *cute) setLabelsAllure(t labelsAllureProvider) {
 	if qt.allureLabels.id != "" {
 		t.ID(qt.allureLabels.id)
 	}
+
 	if qt.allureLabels.suiteLabel != "" {
 		t.AddSuiteLabel(qt.allureLabels.suiteLabel)
 	}
+
 	if qt.allureLabels.subSuite != "" {
 		t.AddSubSuite(qt.allureLabels.subSuite)
 	}
+
 	if qt.allureLabels.parentSuite != "" {
 		t.AddParentSuite(qt.allureLabels.parentSuite)
 	}
+
 	if qt.allureLabels.story != "" {
 		t.Story(qt.allureLabels.story)
 	}
+
 	if qt.allureLabels.tag != "" {
 		t.Tag(qt.allureLabels.tag)
 	}
+
 	if qt.allureLabels.allureID != "" {
 		t.AllureID(qt.allureLabels.allureID)
 	}
+
 	if qt.allureLabels.severity != "" {
 		t.Severity(qt.allureLabels.severity)
 	}
+
 	if qt.allureLabels.owner != "" {
 		t.Owner(qt.allureLabels.owner)
 	}
+
 	if qt.allureLabels.lead != "" {
 		t.Lead(qt.allureLabels.lead)
 	}
+
 	if qt.allureLabels.label != nil {
 		t.Label(qt.allureLabels.label)
 	}
+
 	if len(qt.allureLabels.labels) != 0 {
 		t.Labels(qt.allureLabels.labels...)
 	}
+
 	if qt.allureLabels.feature != "" {
 		t.Feature(qt.allureLabels.feature)
 	}
+
 	if qt.allureLabels.epic != "" {
 		t.Epic(qt.allureLabels.epic)
 	}
+
 	if len(qt.allureLabels.tags) != 0 {
 		t.Tags(qt.allureLabels.tags...)
 	}
+
 	if qt.allureLabels.layer != "" {
 		t.Layer(qt.allureLabels.layer)
 	}
@@ -80,9 +99,11 @@ func (qt *cute) setInfoAllure(t infoAllureProvider) {
 	if qt.allureInfo.title != "" {
 		t.Title(qt.allureInfo.title)
 	}
+
 	if qt.allureInfo.description != "" {
 		t.Description(qt.allureInfo.description)
 	}
+
 	if qt.allureInfo.stage != "" {
 		t.Stage(qt.allureInfo.stage)
 	}
diff --git a/asserts/json/util.go b/asserts/json/util.go
index ed2c8d1..8e834dc 100644
--- a/asserts/json/util.go
+++ b/asserts/json/util.go
@@ -273,7 +273,9 @@ func isEmpty(object interface{}) bool {
 		if objValue.IsNil() {
 			return true
 		}
+
 		deref := objValue.Elem().Interface()
+
 		return isEmpty(deref)
 	case reflect.Array, reflect.Chan, reflect.Map, reflect.Slice:
 		return objValue.Len() == 0
diff --git a/builder.go b/builder.go
index ac51118..a27cb7d 100644
--- a/builder.go
+++ b/builder.go
@@ -30,6 +30,7 @@ type options struct {
 	middleware *Middleware
 }
 
+// Option ...
 type Option func(*options)
 
 // WithHTTPClient is a function for set custom http client
diff --git a/builder_test.go b/builder_test.go
index 455843d..eb57af7 100644
--- a/builder_test.go
+++ b/builder_test.go
@@ -179,7 +179,7 @@ func TestHTTPTestMaker(t *testing.T) {
 		allureID       = "AllureID"
 		owner          = "Owner"
 		lead           = "Lead"
-		label          = &allure.Label{"kek", "lol"}
+		label          = &allure.Label{Name: "kek", Value: "lol"}
 		setIssue       = "SetIssue"
 		setTestCase    = "SetTestCase"
 		repeatCount    = 10
@@ -354,10 +354,10 @@ func TestCreateDefaultTest(t *testing.T) {
 		Name:       "",
 		AllureStep: new(AllureStep),
 		Middleware: &Middleware{
-			After:   make([]AfterExecute, 0, 0),
-			AfterT:  make([]AfterExecuteT, 0, 0),
-			Before:  make([]BeforeExecute, 0, 0),
-			BeforeT: make([]BeforeExecuteT, 0, 0),
+			After:   make([]AfterExecute, 0),
+			AfterT:  make([]AfterExecuteT, 0),
+			Before:  make([]BeforeExecute, 0),
+			BeforeT: make([]BeforeExecuteT, 0),
 		},
 		Request: &Request{
 			Repeat: new(RequestRepeatPolitic),
diff --git a/cute.go b/cute.go
index 3a55fa1..31f6723 100644
--- a/cute.go
+++ b/cute.go
@@ -104,6 +104,7 @@ func createAllureT(t *testing.T) *common.Common {
 				WithRunner(callers[0])
 		newProvider = manager.NewProvider(providerCfg)
 	)
+
 	newProvider.NewTest(t.Name(), "package")
 
 	newT.SetProvider(newProvider)
diff --git a/go.mod b/go.mod
index 5747fa3..e14badb 100644
--- a/go.mod
+++ b/go.mod
@@ -1,13 +1,13 @@
 module github.com/ozontech/cute
 
-go 1.19
+go 1.21
 
 require (
-	github.com/josephburnett/jd v1.5.1
-	github.com/ohler55/ojg v1.19.4
-	github.com/ozontech/allure-go/pkg/allure v0.6.11
-	github.com/ozontech/allure-go/pkg/framework v0.6.28
-	github.com/stretchr/testify v1.7.1
+	github.com/josephburnett/jd v1.7.1
+	github.com/ohler55/ojg v1.21.1
+	github.com/ozontech/allure-go/pkg/allure v0.6.12
+	github.com/ozontech/allure-go/pkg/framework v0.6.29
+	github.com/stretchr/testify v1.8.4
 	github.com/xeipuuv/gojsonschema v1.2.0
 	moul.io/http2curl/v2 v2.3.0
 )
@@ -15,13 +15,14 @@ require (
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/go-openapi/jsonpointer v0.19.5 // indirect
-	github.com/go-openapi/swag v0.19.5 // indirect
+	github.com/go-openapi/swag v0.21.1 // indirect
 	github.com/google/uuid v1.3.0 // indirect
-	github.com/mailru/easyjson v0.0.0-20190626092158-b2ccc519800e // indirect
+	github.com/josharian/intern v1.0.0 // indirect
+	github.com/mailru/easyjson v0.7.7 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/xeipuuv/gojsonpointer v0.0.0-20180127040702-4e3ac2762d5f // indirect
 	github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
-	gopkg.in/yaml.v3 v3.0.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
diff --git a/go.sum b/go.sum
index 6aa66cd..3444c6d 100644
--- a/go.sum
+++ b/go.sum
@@ -1,28 +1,36 @@
+github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/go-openapi/jsonpointer v0.19.5 h1:gZr+CIYByUqjcgeLXnQu2gHYQC9o73G2XUeOFYEICuY=
 github.com/go-openapi/jsonpointer v0.19.5/go.mod h1:Pl9vOtqEWErmShwVjC8pYs9cog34VGT37dQOVbmoatg=
-github.com/go-openapi/swag v0.19.5 h1:lTz6Ys4CmqqCQmZPBlbQENR1/GucA2bzYTE12Pw4tFY=
 github.com/go-openapi/swag v0.19.5/go.mod h1:POnQmlKehdgb5mhVOsnJFsivZCEZ/vjK9gh66Z9tfKk=
+github.com/go-openapi/swag v0.21.1 h1:wm0rhTb5z7qpJRHBdPOMuY4QjVUMbF6/kwoYeRAOrKU=
+github.com/go-openapi/swag v0.21.1/go.mod h1:QYRuS/SOXUCsnplDa677K7+DxSOj6IPNl/eQntq43wQ=
 github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
 github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/josephburnett/jd v1.5.1 h1:6V6C5rMl1RCea2EuufPuGS+rSfJetRXl//R5XJz19AA=
-github.com/josephburnett/jd v1.5.1/go.mod h1:2pSZGHitQCumXDDTxmJehndlsltrTeVAhrzP8WfFeuc=
-github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
+github.com/josephburnett/jd v1.7.1 h1:oXBPMS+SNnILTMGj1fWLK9pexpeJUXtbVFfRku/PjBU=
+github.com/josephburnett/jd v1.7.1/go.mod h1:R8ZnZnLt2D4rhW4NvBc/USTo6mzyNT6fYNIIWOJA9GY=
+github.com/josharian/intern v1.0.0 h1:vlS4z54oSdjm0bgjRigI+G1HpF+tI+9rE5LLzOg8HmY=
+github.com/josharian/intern v1.0.0/go.mod h1:5DoeVV0s6jJacbCEi61lwdGj/aVlrQvzHFFd8Hwg//Y=
 github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
-github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
+github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
+github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
 github.com/mailru/easyjson v0.0.0-20190614124828-94de47d64c63/go.mod h1:C1wdFJiN94OJF2b5HbByQZoLdCWB1Yqtg26g4irojpc=
-github.com/mailru/easyjson v0.0.0-20190626092158-b2ccc519800e h1:hB2xlXdHp/pmPZq0y3QnmWAArdw9PqbmotexnWx/FU8=
 github.com/mailru/easyjson v0.0.0-20190626092158-b2ccc519800e/go.mod h1:C1wdFJiN94OJF2b5HbByQZoLdCWB1Yqtg26g4irojpc=
-github.com/ohler55/ojg v1.19.4 h1:ZIgfyHI83aLx+fi1VoKn4I80HqWo45usWKnnxw94Mro=
-github.com/ohler55/ojg v1.19.4/go.mod h1:uHcD1ErbErC27Zhb5Df2jUjbseLLcmOCo6oxSr3jZxo=
-github.com/ozontech/allure-go/pkg/allure v0.6.11 h1:1g8jCTLSI7hcAQBXwMx8HoKaVwErRPcWqSrjVGgv+Nk=
-github.com/ozontech/allure-go/pkg/allure v0.6.11/go.mod h1:4oEG2yq+DGOzJS/ZjPc87C/mx3tAnlYpYonk77Ru/vQ=
-github.com/ozontech/allure-go/pkg/framework v0.6.28 h1:ZYPPtGDANRkbneo0lMvlM17xix1YO2jHgZu8iuIL9Q8=
-github.com/ozontech/allure-go/pkg/framework v0.6.28/go.mod h1:aFyaKnv9vtiX5ZNaOJxwVA46glCsLNeueZDtmu3eGW0=
+github.com/mailru/easyjson v0.7.6/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
+github.com/mailru/easyjson v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0=
+github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
+github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e h1:fD57ERR4JtEqsWbfPhv4DMiApHyliiK5xCTNVSPiaAs=
+github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e/go.mod h1:zD1mROLANZcx1PVRCS0qkT7pwLkGfwJo4zjcN/Tysno=
+github.com/ohler55/ojg v1.21.1 h1:b2RLUaDcy9gvn46dmhTjezu/TDauoR0/kgKTqkwIxto=
+github.com/ohler55/ojg v1.21.1/go.mod h1:gQhDVpQLqrmnd2eqGAvJtn+NfKoYJbe/A4Sj3/Vro4o=
+github.com/ozontech/allure-go/pkg/allure v0.6.12 h1:O9VTf7fW9q/c9qKidQ3CGRCXBC4c8MR7NZW+oVm7Uz4=
+github.com/ozontech/allure-go/pkg/allure v0.6.12/go.mod h1:4oEG2yq+DGOzJS/ZjPc87C/mx3tAnlYpYonk77Ru/vQ=
+github.com/ozontech/allure-go/pkg/framework v0.6.29 h1:RzOXLMEg/O1K8+mqbKtorqqmlmEYtq94H4XH7aSvn14=
+github.com/ozontech/allure-go/pkg/framework v0.6.29/go.mod h1:ZNUnhean4TKmDwHPX2Jwr3y/o0WTeyuXB9aKKRcyHBg=
 github.com/pkg/diff v0.0.0-20200914180035-5b29258ca4f7/go.mod h1:zO8QMzTeZd5cpnIkz/Gn6iK0jDfGicM1nynOkkPIl28=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
@@ -32,8 +40,9 @@ github.com/sergi/go-diff v1.0.0/go.mod h1:0CfEIISq7TuYL3j771MWULgwwjU+GofnZX9QAm
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
-github.com/stretchr/testify v1.7.1 h1:5TQK59W5E3v0r2duFAb7P95B6hEeOyEnHRa8MjYSMTY=
-github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
+github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
 github.com/tailscale/depaware v0.0.0-20210622194025-720c4b409502/go.mod h1:p9lPsd+cx33L3H9nNoecRRxPssFKUwwI50I3pZ0yT+8=
 github.com/xeipuuv/gojsonpointer v0.0.0-20180127040702-4e3ac2762d5f h1:J9EGpcZtP0E/raorCMxlFGSTBrsSlaDGf3jU/qvAE2c=
 github.com/xeipuuv/gojsonpointer v0.0.0-20180127040702-4e3ac2762d5f/go.mod h1:N2zxlSyiKSe5eX1tZViRH5QA0qijqEDrYZiPEAiq3wU=
@@ -64,13 +73,15 @@ golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8T
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f h1:BLraFXnmrev5lT+xlilqcH8XK9/i0At2xKjWk4p6zsU=
+gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
 gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-gopkg.in/yaml.v3 v3.0.0 h1:hjy8E9ON/egN1tAYqKb61G10WtihqetD4sz2H+8nIeA=
-gopkg.in/yaml.v3 v3.0.0/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 moul.io/http2curl/v2 v2.3.0 h1:9r3JfDzWPcbIklMOs2TnIFzDYvfAZvjeavG6EzP7jYs=
 moul.io/http2curl/v2 v2.3.0/go.mod h1:RW4hyBjTWSYDOxapodpNEtX0g5Eb16sxklBqmd2RHcE=
diff --git a/init.go b/init.go
index ade1982..1f2410f 100644
--- a/init.go
+++ b/init.go
@@ -6,6 +6,8 @@ func init() {
 	commonBuilder = NewHTTPTestMaker()
 }
 
+// NewTestBuilder is function for create base test builder,
+// For create custom test builder use NewHTTPTestMaker()
 func NewTestBuilder() AllureBuilder {
 	return commonBuilder.NewTestBuilder()
 }
diff --git a/interface.go b/interface.go
index 0067b9a..bafe34b 100644
--- a/interface.go
+++ b/interface.go
@@ -21,6 +21,7 @@ type AllureBuilder interface {
 	Parallel() AllureBuilder
 }
 
+// AllureInfoBuilder ...
 type AllureInfoBuilder interface {
 	// Title is a function for set title in allure information
 	Title(title string) AllureBuilder
@@ -32,6 +33,7 @@ type AllureInfoBuilder interface {
 	Stagef(format string, args ...interface{}) AllureBuilder
 }
 
+// AllureLinksBuilder ...
 type AllureLinksBuilder interface {
 	SetIssue(issue string) AllureBuilder
 	SetTestCase(testCase string) AllureBuilder
@@ -40,6 +42,7 @@ type AllureLinksBuilder interface {
 	TmsLinks(tmsLinks ...string) AllureBuilder
 }
 
+// AllureLabelsBuilder ...
 type AllureLabelsBuilder interface {
 	Feature(feature string) AllureBuilder
 	Epic(epic string) AllureBuilder
@@ -166,6 +169,7 @@ type RequestHTTPBuilder interface {
 	RequestParams
 }
 
+// RequestParams is a scope of methods for configurate http request
 type RequestParams interface {
 	// RequestRepeat is a count of repeat request, if request was failed.
 	RequestRepeat(count int) RequestHTTPBuilder
diff --git a/internal/utils/body.go b/internal/utils/body.go
index edaad71..8bcc2a5 100644
--- a/internal/utils/body.go
+++ b/internal/utils/body.go
@@ -6,6 +6,7 @@ import (
 	"net/http"
 )
 
+// GetBody get body from IO
 func GetBody(body io.ReadCloser) ([]byte, error) {
 	var (
 		err error
@@ -20,6 +21,7 @@ func GetBody(body io.ReadCloser) ([]byte, error) {
 	return buf.Bytes(), nil
 }
 
+// DrainBody ...
 func DrainBody(body io.ReadCloser) (r1, r2 io.ReadCloser, err error) {
 	if body == nil || body == http.NoBody {
 		// No copying needed. Preserve the magic sentinel meaning of NoBody.
@@ -27,9 +29,11 @@ func DrainBody(body io.ReadCloser) (r1, r2 io.ReadCloser, err error) {
 	}
 
 	var buf bytes.Buffer
+
 	if _, err = buf.ReadFrom(body); err != nil {
 		return nil, body, err
 	}
+
 	if err = body.Close(); err != nil {
 		return nil, body, err
 	}
diff --git a/internal/utils/json.go b/internal/utils/json.go
index 18fadf9..a82b6f8 100644
--- a/internal/utils/json.go
+++ b/internal/utils/json.go
@@ -8,12 +8,15 @@ import (
 // ToJSON returns string Json representation of any object that can be marshaled.
 func ToJSON(v interface{}) (string, error) {
 	j, err := json.Marshal(v)
+
 	return string(j), err
 }
 
 // PrettyJSON make indent to json byte array. Returns prettified json as []byte or error if is it impossible
 func PrettyJSON(b []byte) ([]byte, error) {
 	var out bytes.Buffer
+
 	err := json.Indent(&out, b, "", "    ")
+
 	return out.Bytes(), err
 }
diff --git a/jsonschema.go b/jsonschema.go
index 7eac1ad..bc9f004 100644
--- a/jsonschema.go
+++ b/jsonschema.go
@@ -32,6 +32,7 @@ func (it *Test) validateJSONSchema(t internalT, body []byte) []error {
 
 func checkJSONSchema(expect gojsonschema.JSONLoader, data []byte) []error {
 	scope := make([]error, 0)
+
 	validateResult, err := gojsonschema.Validate(expect, gojsonschema.NewBytesLoader(data))
 	if err != nil {
 		return []error{err}
diff --git a/provider.go b/provider.go
index 8bcb9a1..a901290 100644
--- a/provider.go
+++ b/provider.go
@@ -5,6 +5,7 @@ import (
 	"github.com/ozontech/allure-go/pkg/framework/provider"
 )
 
+// T is internal testing.T provider
 type T interface {
 	tProvider
 	logProvider
diff --git a/request.go b/request.go
index 57eb395..e2821d4 100644
--- a/request.go
+++ b/request.go
@@ -4,6 +4,7 @@ import (
 	"net/url"
 )
 
+// RequestBuilder ...
 type RequestBuilder func(o *requestOptions)
 
 // File is struct for upload file in form field
diff --git a/roundtripper.go b/roundtripper.go
index 5966887..490fd0e 100644
--- a/roundtripper.go
+++ b/roundtripper.go
@@ -47,6 +47,7 @@ func (it *Test) makeRequest(t internalT, req *http.Request) (*http.Response, []e
 		}
 
 		scope = append(scope, err)
+
 		if i != countRepeat {
 			time.Sleep(delay)
 		}
@@ -84,7 +85,7 @@ func (it *Test) doRequest(t T, baseReq *http.Request) (*http.Response, error) {
 		// Add information (code, body, headers) about response to Allure step
 		addInformationResponse(t, resp)
 
-		if validErr := it.validateResponseCode(t, resp); validErr != nil {
+		if validErr := it.validateResponseCode(resp); validErr != nil {
 			return nil, validErr
 		}
 	}
@@ -92,7 +93,7 @@ func (it *Test) doRequest(t T, baseReq *http.Request) (*http.Response, error) {
 	return resp, nil
 }
 
-func (it *Test) validateResponseCode(t T, resp *http.Response) error {
+func (it *Test) validateResponseCode(resp *http.Response) error {
 	if it.Expect.Code != 0 && it.Expect.Code != resp.StatusCode {
 		return cuteErrors.NewAssertError(
 			"Assert response code",
@@ -194,6 +195,7 @@ func addInformationResponse(t T, response *http.Response) {
 	if err != nil {
 		return
 	}
+
 	body, err := utils.GetBody(saveBody)
 	// if could not get body from response, no add to allure
 	if err != nil {
@@ -206,6 +208,7 @@ func addInformationResponse(t T, response *http.Response) {
 	}
 
 	responseType := allure.Text
+
 	if _, ok := response.Header["Content-Type"]; ok {
 		if len(response.Header["Content-Type"]) > 0 {
 			if strings.Contains(response.Header["Content-Type"][0], "application/json") {
@@ -215,6 +218,7 @@ func addInformationResponse(t T, response *http.Response) {
 			}
 		}
 	}
+
 	if responseType == allure.JSON {
 		body, _ = utils.PrettyJSON(body)
 	}
diff --git a/test_test.go b/test_test.go
index 32e89fc..f10fd86 100644
--- a/test_test.go
+++ b/test_test.go
@@ -4,7 +4,7 @@ import (
 	"bytes"
 	"context"
 	"errors"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"net/url"
 	"testing"
@@ -39,7 +39,7 @@ func TestCreateRequestBuilder(t *testing.T) {
 		url = "http://go.com"
 	)
 
-	req, err := http.NewRequest(http.MethodGet, url, ioutil.NopCloser(bytes.NewReader(body)))
+	req, err := http.NewRequest(http.MethodGet, url, io.NopCloser(bytes.NewReader(body)))
 	require.NoError(t, err)
 
 	req.Header = headers
@@ -135,7 +135,7 @@ func TestValidateResponseWithErrors(t *testing.T) {
 				},
 				AssertResponse: []AssertResponse{
 					func(response *http.Response) error {
-						if response.StatusCode != http.StatusOK || len(response.Header["auth"]) == 0 {
+						if response.StatusCode != http.StatusOK || len(response.Header["auth"]) == 0 { //nolint
 							return errors.New("bad response")
 						}
 						return nil
@@ -152,7 +152,7 @@ func TestValidateResponseWithErrors(t *testing.T) {
 				"key":  []string{"value"},
 				"auth": []string{"sometoken"},
 			},
-			Body: ioutil.NopCloser(reader),
+			Body: io.NopCloser(reader),
 		}
 	)