diff --git a/.golangci.yml b/.golangci.yml
index 32cb7a7..9586b94 100644
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -7,6 +7,17 @@ misspell:
 linters:
   enable-all: true
   disable:
+  # deprecated
+  - maligned
+  - varcheck
+  - scopelint
+  - ifshort
+  - interfacer
+  - structcheck
+  - nosnakecase
+  - golint
+  - deadcode
+  ############
   - exhaustivestruct
   - exhaustruct
   - varnamelen
diff --git a/e2e/e2e_test.go b/e2e/e2e_test.go
index 3397be5..fc1b3f7 100644
--- a/e2e/e2e_test.go
+++ b/e2e/e2e_test.go
@@ -99,6 +99,7 @@ func Test(t *testing.T) { //nolint:funlen,paralleltest,cyclop
 			}
 
 			config.SetBranch(os.Getenv("GIT_BRANCH"))
+
 			config.Get().Deployments = extraDeployments
 			config.Get().KubeConfigPath = tmpFile.Name()
 
@@ -112,12 +113,14 @@ func Test(t *testing.T) { //nolint:funlen,paralleltest,cyclop
 			utils.SleepContext(ctx, 10*time.Second)
 
 			t.Log("Creating cluster...")
+
 			if err := applicationAPI.NewCluster(ctx); err != nil {
 				t.Fatal(err)
 			}
 
 			// test kuberentes cluster
 			t.Log("Test kubernetes cluster...")
+
 			if err := testKubernetesCluster(ctx, t, config.Get().KubeConfigPath); err != nil {
 				t.Fatal(err)
 			}
@@ -133,6 +136,7 @@ func Test(t *testing.T) { //nolint:funlen,paralleltest,cyclop
 			}
 
 			t.Log("Patch cluster...")
+
 			if err := applicationAPI.PatchClusterDeployment(ctx); err != nil {
 				t.Fatal(err)
 			}
@@ -142,6 +146,7 @@ func Test(t *testing.T) { //nolint:funlen,paralleltest,cyclop
 
 			// test kuberentes cluster after patching
 			t.Log("Test kubernetes cluster...")
+
 			if err := testKubernetesCluster(ctx, t, config.Get().KubeConfigPath); err != nil {
 				t.Fatal(err)
 			}
diff --git a/pkg/api/api.go b/pkg/api/api.go
index 6fbcf80..bffa256 100644
--- a/pkg/api/api.go
+++ b/pkg/api/api.go
@@ -195,6 +195,7 @@ func (api *ApplicationAPI) joinToMasterNodes(ctx context.Context, server string)
 		if retryCount > 0 {
 			utils.SleepContext(ctx, config.Get().MasterServers.WaitTimeInRetry)
 		}
+
 		retryCount++
 
 		log.Infof("Waiting for server... try=%03d", retryCount)
@@ -243,6 +244,7 @@ func (api *ApplicationAPI) postInstall(ctx context.Context, copyNewScripts bool)
 		if retryCount > 0 {
 			utils.SleepContext(ctx, config.Get().MasterServers.WaitTimeInRetry)
 		}
+
 		retryCount++
 
 		log.Infof("Waiting for master node... try=%03d", retryCount)
@@ -308,6 +310,7 @@ func (api *ApplicationAPI) initFirstMasterNode(ctx context.Context) error { //no
 		if retryCount > 0 {
 			utils.SleepContext(ctx, config.Get().MasterServers.WaitTimeInRetry)
 		}
+
 		retryCount++
 
 		log.Infof("Waiting for master node... try=%03d", retryCount)
diff --git a/pkg/config/config.go b/pkg/config/config.go
index c5a7a06..2bad7c4 100644
--- a/pkg/config/config.go
+++ b/pkg/config/config.go
@@ -100,7 +100,7 @@ type clusterAutoscalingGroup struct {
 func getDefaultMasterServersInitParams(branch string) masterServersInitParams {
 	return masterServersInitParams{
 		TarGz:  fmt.Sprintf("https://github.com/maksim-paskal/hcloud-k8s-ctl/archive/refs/heads/%s.tar.gz", branch),
-		Folder: fmt.Sprintf("hcloud-k8s-ctl-%s", branch),
+		Folder: "hcloud-k8s-ctl-" + branch,
 	}
 }
 
@@ -222,7 +222,7 @@ func defaultConfig() Type {
 		Datacenter:     defaultDatacenter,
 		KubeConfigPath: kubeConfigPath,
 		SSHPrivateKey:  privateKey,
-		SSHPublicKey:   fmt.Sprintf("%s.pub", privateKey),
+		SSHPublicKey:   privateKey + ".pub",
 		MasterCount:    masterServersCount,
 		CliArgs:        cliArguments,
 		MasterServers: masterServers{
diff --git a/pkg/version/version.go b/pkg/version/version.go
index 3400613..0cd8a61 100644
--- a/pkg/version/version.go
+++ b/pkg/version/version.go
@@ -24,7 +24,7 @@ import (
 )
 
 var versionClient = http.Client{
-	CheckRedirect: func(req *http.Request, via []*http.Request) error {
+	CheckRedirect: func(_ *http.Request, _ []*http.Request) error {
 		return http.ErrUseLastResponse
 	},
 }