diff --git a/Makefile b/Makefile
index aeffcf9..104a800 100644
--- a/Makefile
+++ b/Makefile
@@ -12,6 +12,8 @@ BLD_CMD=go build -ldflags="-X 'katenary/generator.Version=$(RELEASE)$(VERSION)'"
 GOOS=linux
 GOARCH=amd64
 SIGNER=metal3d@gmail.com
+UPX_OPTS = 
+UPX ?= upx $(UPX_OPTS)
 
 BUILD_IMAGE=docker.io/golang:$(GOVERSION)-alpine
 # SHELL=/bin/bash
@@ -95,17 +97,17 @@ ifeq ($(GO),local)
 	$(BLD_CMD)
 else ifeq ($(CTN),podman)
 	@podman run -e CGO_ENABLED=0 -e GOOS=$(GOOS) -e GOARCH=$(GOARCH) \
-		--rm -v $(PWD):/go/src/katenary:z -w /go/src/katenary --userns keep-id -it $(BUILD_IMAGE) $(BLD_CMD)
+		--rm -v $(PWD):/go/src/katenary:z -w /go/src/katenary --userns keep-id  $(BUILD_IMAGE) $(BLD_CMD)
 else
 	@docker run -e CGO_ENABLED=0 -e GOOS=$(GOOS) -e GOARCH=$(GOARCH) \
-		--rm -v $(PWD):/go/src/katenary:z -w /go/src/katenary --user $(shell id -u):$(shell id -g) -e HOME=/tmp -it $(BUILD_IMAGE) $(BLD_CMD)
+		--rm -v $(PWD):/go/src/katenary:z -w /go/src/katenary --user $(shell id -u):$(shell id -g) -e HOME=/tmp  $(BUILD_IMAGE) $(BLD_CMD)
 endif
 	echo "=> Stripping if possible"
 	strip $(OUT) 2>/dev/null || echo "=> No strip available"
 
 
 ## Release build
-dist: prepare $(BINARIES) $(ASC_BINARIES)
+dist: prepare $(BINARIES) upx $(ASC_BINARIES) 
 
 prepare: pull
 	mkdir -p dist
@@ -147,6 +149,13 @@ gpg-sign:
 dist/%.asc: dist/%
 	gpg --armor --detach-sign  --default-key $(SIGNER) $< &>/dev/null || exit 1
 
+
+upx:
+	$(UPX) dist/katenary-linux-amd64
+	$(UPX) dist/katenary-linux-arm64
+	$(UPX) dist/katenary.exe
+	$(UPX) dist/katenary-darwin-amd64 --force-macos
+
 install: build
 	install -Dm755 katenary $(PREFIX)/bin/katenary
 
diff --git a/generator/chart.go b/generator/chart.go
index d8bc0bf..45f3791 100644
--- a/generator/chart.go
+++ b/generator/chart.go
@@ -6,8 +6,10 @@ import (
 	"katenary/generator/labels/labelStructs"
 	"katenary/utils"
 	"log"
+	"maps"
 	"os"
 	"path/filepath"
+	"slices"
 	"strings"
 
 	"github.com/compose-spec/compose-go/types"
@@ -42,7 +44,7 @@ type HelmChart struct {
 	composeHash  *string                   `yaml:"-"`
 	Name         string                    `yaml:"name"`
 	Icon         string                    `yaml:"icon,omitempty"`
-	ApiVersion   string                    `yaml:"apiVersion"`
+	APIVersion   string                    `yaml:"apiVersion"`
 	Version      string                    `yaml:"version"`
 	AppVersion   string                    `yaml:"appVersion"`
 	Description  string                    `yaml:"description"`
@@ -56,7 +58,7 @@ func NewChart(name string) *HelmChart {
 		Name:        name,
 		Templates:   make(map[string]*ChartTemplate, 0),
 		Description: "A Helm chart for " + name,
-		ApiVersion:  "v2",
+		APIVersion:  "v2",
 		Version:     "",
 		AppVersion:  "", // set to 0.1.0 by default if no "main-app" label is found
 		Values: map[string]any{
@@ -136,9 +138,7 @@ func (chart *HelmChart) generateConfigMapsAndSecrets(project *types.Project) err
 		secretsVar := types.MappingWithEquals{}
 
 		// copy env to originalEnv
-		for k, v := range s.Environment {
-			originalEnv[k] = v
-		}
+		maps.Copy(originalEnv, s.Environment)
 
 		if v, ok := s.Labels[labels.LabelSecrets]; ok {
 			list, err := labelStructs.SecretsFrom(v)
@@ -374,7 +374,7 @@ func (chart *HelmChart) setEnvironmentValuesFrom(service types.ServiceConfig, de
 		if dep == nil || target == nil {
 			log.Fatalf("deployment %s or %s not found", depName[0], service.Name)
 		}
-		container, index := utils.GetContainerByName(target.service.Name, target.Spec.Template.Spec.Containers)
+		container, index := utils.GetContainerByName(target.service.ContainerName, target.Spec.Template.Spec.Containers)
 		if container == nil {
 			log.Fatalf("Container %s not found", target.GetName())
 		}
@@ -385,11 +385,8 @@ func (chart *HelmChart) setEnvironmentValuesFrom(service types.ServiceConfig, de
 		isSecret := false
 		secrets, err := labelStructs.SecretsFrom(dep.service.Labels[labels.LabelSecrets])
 		if err == nil {
-			for _, secret := range secrets {
-				if secret == depName[1] {
-					isSecret = true
-					break
-				}
+			if slices.Contains(secrets, depName[1]) {
+				isSecret = true
 			}
 		}
 
diff --git a/generator/configMap.go b/generator/configMap.go
index 777ed82..585dee3 100644
--- a/generator/configMap.go
+++ b/generator/configMap.go
@@ -161,7 +161,7 @@ func (c *ConfigMap) AddBinaryData(key string, value []byte) {
 	c.BinaryData[key] = value
 }
 
-// AddFile adds files from given path to the configmap. It is not recursive, to add all files in a directory,
+// AppendDir adds files from given path to the configmap. It is not recursive, to add all files in a directory,
 // you need to call this function for each subdirectory.
 func (c *ConfigMap) AppendDir(path string) error {
 	// read all files in the path and add them to the configmap
diff --git a/generator/deployment.go b/generator/deployment.go
index 6421f66..16c6ebd 100644
--- a/generator/deployment.go
+++ b/generator/deployment.go
@@ -131,7 +131,7 @@ func (d *Deployment) AddContainer(service types.ServiceConfig) {
 		Image: utils.TplValue(service.Name, "repository.image") + ":" +
 			utils.TplValue(service.Name, "repository.tag", d.defaultTag),
 		Ports:           ports,
-		Name:            service.Name,
+		Name:            service.ContainerName,
 		ImagePullPolicy: corev1.PullIfNotPresent,
 		Resources: corev1.ResourceRequirements{
 			Requests: corev1.ResourceList{},
@@ -253,8 +253,8 @@ func (d *Deployment) BindFrom(service types.ServiceConfig, binded *Deployment) {
 			// get the container
 		}
 		// add volume mount to the container
-		targetContainer, ti := utils.GetContainerByName(service.Name, d.Spec.Template.Spec.Containers)
-		sourceContainer, _ := utils.GetContainerByName(service.Name, binded.Spec.Template.Spec.Containers)
+		targetContainer, ti := utils.GetContainerByName(service.ContainerName, d.Spec.Template.Spec.Containers)
+		sourceContainer, _ := utils.GetContainerByName(service.ContainerName, binded.Spec.Template.Spec.Containers)
 		for _, bindedMount := range sourceContainer.VolumeMounts {
 			if bindedMount.Name == bindedVolume.Name {
 				targetContainer.VolumeMounts = append(targetContainer.VolumeMounts, bindedMount)
@@ -408,7 +408,7 @@ func (d *Deployment) BindMapFilesToContainer(service types.ServiceConfig, secret
 		})
 	}
 
-	container, index := utils.GetContainerByName(service.Name, d.Spec.Template.Spec.Containers)
+	container, index := utils.GetContainerByName(service.ContainerName, d.Spec.Template.Spec.Containers)
 	if container == nil {
 		utils.Warn("Container not found for service " + service.Name)
 		return nil, -1
@@ -663,7 +663,7 @@ func (d *Deployment) appendFileToConfigMap(service types.ServiceConfig, appName
 }
 
 func (d *Deployment) bindVolumes(volume types.ServiceVolumeConfig, isSamePod bool, tobind map[string]bool, service types.ServiceConfig, appName string) {
-	container, index := utils.GetContainerByName(service.Name, d.Spec.Template.Spec.Containers)
+	container, index := utils.GetContainerByName(service.ContainerName, d.Spec.Template.Spec.Containers)
 
 	defer func(d *Deployment, container *corev1.Container, index int) {
 		d.Spec.Template.Spec.Containers[index] = *container
diff --git a/generator/deployment_test.go b/generator/deployment_test.go
index aa058ef..d9e3f97 100644
--- a/generator/deployment_test.go
+++ b/generator/deployment_test.go
@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"katenary/generator/labels"
 	"os"
+	"strings"
 	"testing"
 
 	yaml3 "gopkg.in/yaml.v3"
@@ -343,6 +344,38 @@ services:
 	}
 }
 
+func TestWithUnderscoreInContainerName(t *testing.T) {
+	composeFile := `
+services:
+    web-app:
+        image: nginx:1.29
+        container_name: web_app_container
+        environment:
+            FOO: BAR
+        labels:
+            %s/values: |
+                - FOO
+`
+	composeFile = fmt.Sprintf(composeFile, labels.Prefix())
+	tmpDir := setup(composeFile)
+	defer teardown(tmpDir)
+
+	currentDir, _ := os.Getwd()
+	os.Chdir(tmpDir)
+	defer os.Chdir(currentDir)
+
+	output := internalCompileTest(t, "-s", "templates/web_app/deployment.yaml")
+	dt := v1.Deployment{}
+	if err := yaml.Unmarshal([]byte(output), &dt); err != nil {
+		t.Errorf(unmarshalError, err)
+	}
+	// find container.name
+	containerName := dt.Spec.Template.Spec.Containers[0].Name
+	if strings.Contains(containerName, "_") {
+		t.Errorf("Expected container name to not contain underscores, got %s", containerName)
+	}
+}
+
 func TestWithDashes(t *testing.T) {
 	composeFile := `
 services:
diff --git a/generator/doc.go b/generator/doc.go
index 90332ae..ee61f59 100644
--- a/generator/doc.go
+++ b/generator/doc.go
@@ -1,14 +1,17 @@
 /*
-The generator package generates kubernetes objects from a "compose" file and transforms them into a helm chart.
+Package generator generates kubernetes objects from a "compose" file and transforms them into a helm chart.
 
-The generator package is the core of katenary. It is responsible for generating kubernetes objects from a compose file and transforming them into a helm chart.
-Conversion manipulates Yaml representation of kubernetes object to add conditions, labels, annotations, etc. to the objects. It also create the values to be set to
-the values.yaml file.
+The generator package is the core of katenary. It is responsible for generating kubernetes objects from a compose file
+and transforming them into a helm chart.
+Conversion manipulates Yaml representation of kubernetes object to add conditions, labels, annotations, etc. to the
+objects. It also create the values to be set to the values.yaml file.
 
-The generate.Convert() create an HelmChart object and call "Generate()" method to convert from a compose file to a helm chart.
-It saves the helm chart in the given directory.
+The generate.Convert() create an HelmChart object and call "Generate()" method to convert from a compose file to a helm
+chart. It saves the helm chart in the given directory.
 
-If you want to change or override the write behavior, you can use the HelmChart.Generate() function and implement your own write function. This function returns
-the helm chart object containing all kubernetes objects and helm chart ingormation. It does not write the helm chart to the disk.
+If you want to change or override the write behavior, you can use the HelmChart.Generate() function and implement your
+own write function. This function returns
+the helm chart object containing all kubernetes objects and helm chart ingormation. It does not write the helm chart to
+the disk.
 */
 package generator
diff --git a/generator/extrafiles/doc.go b/generator/extrafiles/doc.go
index 5033525..5330c36 100644
--- a/generator/extrafiles/doc.go
+++ b/generator/extrafiles/doc.go
@@ -1,2 +1,2 @@
-/* extrafiles package provides function to generate the Chart files that are not objects. Like README.md and notes.txt... */
+/* Package extrafiles provides function to generate the Chart files that are not objects. Like README.md and notes.txt... */
 package extrafiles
diff --git a/generator/generator.go b/generator/generator.go
index d3a5113..21f8559 100644
--- a/generator/generator.go
+++ b/generator/generator.go
@@ -48,6 +48,8 @@ func Generate(project *types.Project) (*HelmChart, error) {
 	// drop all services with the "ignore" label
 	dropIngoredServices(project)
 
+	fixContainerNames(project)
+
 	// rename all services name to remove dashes
 	if err := fixResourceNames(project); err != nil {
 		return nil, err
@@ -265,7 +267,7 @@ func addStaticVolumes(deployments map[string]*Deployment, service types.ServiceC
 		return
 	}
 
-	container, index := utils.GetContainerByName(service.Name, d.Spec.Template.Spec.Containers)
+	container, index := utils.GetContainerByName(service.ContainerName, d.Spec.Template.Spec.Containers)
 	if container == nil { // may append for the same-pod services
 		return
 	}
@@ -317,7 +319,7 @@ func computeNIndent(b []byte) []byte {
 			startSpaces = spaces[0]
 		}
 		line = []byte(startSpaces + strings.TrimLeft(string(line), " "))
-		line = bytes.ReplaceAll(line, []byte("__indent__"), []byte(fmt.Sprintf("%d", len(startSpaces))))
+		line = bytes.ReplaceAll(line, []byte("__indent__"), fmt.Appendf(nil, "%d", len(startSpaces)))
 		lines[i] = line
 	}
 	return bytes.Join(lines, []byte("\n"))
@@ -416,3 +418,15 @@ func samePodVolume(service types.ServiceConfig, v types.ServiceVolumeConfig, dep
 	}
 	return false
 }
+
+func fixContainerNames(project *types.Project) {
+	// fix container names to be unique
+	for i, service := range project.Services {
+		if service.ContainerName == "" {
+			service.ContainerName = utils.FixedResourceName(service.Name)
+		} else {
+			service.ContainerName = utils.FixedResourceName(service.ContainerName)
+		}
+		project.Services[i] = service
+	}
+}
diff --git a/generator/utils.go b/generator/utils.go
index c10cd15..f931e73 100644
--- a/generator/utils.go
+++ b/generator/utils.go
@@ -53,8 +53,8 @@ func fixPorts(service *types.ServiceConfig) error {
 	ports, err := labelStructs.PortsFrom(portsLabel)
 	if err != nil {
 		// maybe it's a string, comma separated
-		parts := strings.Split(portsLabel, ",")
-		for _, part := range parts {
+		parts := strings.SplitSeq(portsLabel, ",")
+		for part := range parts {
 			part = strings.TrimSpace(part)
 			if part == "" {
 				continue
diff --git a/go.mod b/go.mod
index 807b7df..0af6081 100644
--- a/go.mod
+++ b/go.mod
@@ -11,9 +11,9 @@ require (
 	github.com/spf13/cobra v1.9.1
 	github.com/thediveo/netdb v1.1.2
 	gopkg.in/yaml.v3 v3.0.1
-	k8s.io/api v0.33.1
-	k8s.io/apimachinery v0.33.1
-	sigs.k8s.io/yaml v1.4.0
+	k8s.io/api v0.33.2
+	k8s.io/apimachinery v0.33.2
+	sigs.k8s.io/yaml v1.5.0
 )
 
 require (
@@ -44,14 +44,15 @@ require (
 	github.com/xeipuuv/gojsonpointer v0.0.0-20190905194746-02993c407bfb // indirect
 	github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 // indirect
 	github.com/xeipuuv/gojsonschema v1.2.0 // indirect
-	golang.org/x/exp v0.0.0-20250531010427-b6e5de432a8b // indirect
-	golang.org/x/net v0.40.0 // indirect
-	golang.org/x/sync v0.14.0 // indirect
+	go.yaml.in/yaml/v2 v2.4.2 // indirect
+	golang.org/x/exp v0.0.0-20250620022241-b7579e27df2b // indirect
+	golang.org/x/net v0.41.0 // indirect
+	golang.org/x/sync v0.15.0 // indirect
 	golang.org/x/sys v0.33.0 // indirect
-	golang.org/x/text v0.25.0 // indirect
+	golang.org/x/text v0.26.0 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	k8s.io/klog/v2 v2.130.1 // indirect
-	k8s.io/utils v0.0.0-20250502105355-0f33e8f1c979 // indirect
+	k8s.io/utils v0.0.0-20250604170112-4c0f3b243397 // indirect
 	sigs.k8s.io/json v0.0.0-20241014173422-cfa47c3a1cc8 // indirect
 	sigs.k8s.io/randfill v1.0.0 // indirect
 	sigs.k8s.io/structured-merge-diff/v4 v4.7.0 // indirect
diff --git a/go.sum b/go.sum
index a1a0b00..c896504 100644
--- a/go.sum
+++ b/go.sum
@@ -95,24 +95,28 @@ github.com/xeipuuv/gojsonschema v1.2.0 h1:LhYJRs+L4fBtjZUfuSZIKGeVu0QRy8e5Xi7D17
 github.com/xeipuuv/gojsonschema v1.2.0/go.mod h1:anYRn/JVcOK2ZgGU+IjEV4nwlhoK5sQluxsYJ78Id3Y=
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
+go.yaml.in/yaml/v2 v2.4.2 h1:DzmwEr2rDGHl7lsFgAHxmNz/1NlQ7xLIrlN2h5d1eGI=
+go.yaml.in/yaml/v2 v2.4.2/go.mod h1:081UH+NErpNdqlCXm3TtEran0rJZGxAYx9hb/ELlsPU=
+go.yaml.in/yaml/v3 v3.0.3 h1:bXOww4E/J3f66rav3pX3m8w6jDE4knZjGOw8b5Y6iNE=
+go.yaml.in/yaml/v3 v3.0.3/go.mod h1:tBHosrYAkRZjRAOREWbDnBXUf08JOwYq++0QNwQiWzI=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
-golang.org/x/exp v0.0.0-20250531010427-b6e5de432a8b h1:QoALfVG9rhQ/M7vYDScfPdWjGL9dlsVVM5VGh7aKoAA=
-golang.org/x/exp v0.0.0-20250531010427-b6e5de432a8b/go.mod h1:U6Lno4MTRCDY+Ba7aCcauB9T60gsv5s4ralQzP72ZoQ=
+golang.org/x/exp v0.0.0-20250620022241-b7579e27df2b h1:M2rDM6z3Fhozi9O7NWsxAkg/yqS/lQJ6PmkyIV3YP+o=
+golang.org/x/exp v0.0.0-20250620022241-b7579e27df2b/go.mod h1:3//PLf8L/X+8b4vuAfHzxeRUl04Adcb341+IGKfnqS8=
 golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
-golang.org/x/net v0.40.0 h1:79Xs7wF06Gbdcg4kdCCIQArK11Z1hr5POQ6+fIYHNuY=
-golang.org/x/net v0.40.0/go.mod h1:y0hY0exeL2Pku80/zKK7tpntoX23cqL3Oa6njdgRtds=
+golang.org/x/net v0.41.0 h1:vBTly1HeNPEn3wtREYfy4GZ/NECgw2Cnl+nK6Nz3uvw=
+golang.org/x/net v0.41.0/go.mod h1:B/K4NNqkfmg07DQYrbwvSluqCJOOXwUjeb/5lOisjbA=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.14.0 h1:woo0S4Yywslg6hp4eUFjTVOyKt0RookbpAHG4c1HmhQ=
-golang.org/x/sync v0.14.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
+golang.org/x/sync v0.15.0 h1:KWH3jNZsfyT6xfAfKiz6MRNmd46ByHDYaZ7KSkCtdW8=
+golang.org/x/sync v0.15.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -121,14 +125,14 @@ golang.org/x/sys v0.33.0 h1:q3i8TbbEz+JRD9ywIRlyRAQbM0qF7hu24q3teo2hbuw=
 golang.org/x/sys v0.33.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/text v0.25.0 h1:qVyWApTSYLk/drJRO5mDlNYskwQznZmkpV2c8q9zls4=
-golang.org/x/text v0.25.0/go.mod h1:WEdwpYrmk1qmdHvhkSTNPm3app7v4rsT8F2UD6+VHIA=
+golang.org/x/text v0.26.0 h1:P42AVeLghgTYr4+xUnTRKDMqpar+PtX7KWuNQL21L8M=
+golang.org/x/text v0.26.0/go.mod h1:QK15LZJUUQVJxhz7wXgxSy/CJaTFjd0G+YLonydOVQA=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20200619180055-7c47624df98f/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
-golang.org/x/tools v0.33.0 h1:4qz2S3zmRxbGIhDIAgjxvFutSvH5EfnsYrRBj0UI0bc=
-golang.org/x/tools v0.33.0/go.mod h1:CIJMaWEY88juyUfo7UbgPqbC8rU2OqfAV1h2Qp0oMYI=
+golang.org/x/tools v0.34.0 h1:qIpSLOxeCYGg9TrcJokLBG4KFA6d795g0xkBkiESGlo=
+golang.org/x/tools v0.34.0/go.mod h1:pAP9OwEaY1CAW3HOmg3hLZC5Z0CCmzjAF2UQMSqNARg=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -143,14 +147,14 @@ gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gotest.tools/v3 v3.4.0 h1:ZazjZUfuVeZGLAmlKKuyv3IKP5orXcwtOwDQH6YVr6o=
 gotest.tools/v3 v3.4.0/go.mod h1:CtbdzLSsqVhDgMtKsx03ird5YTGB3ar27v0u/yKBW5g=
-k8s.io/api v0.33.1 h1:tA6Cf3bHnLIrUK4IqEgb2v++/GYUtqiu9sRVk3iBXyw=
-k8s.io/api v0.33.1/go.mod h1:87esjTn9DRSRTD4fWMXamiXxJhpOIREjWOSjsW1kEHw=
-k8s.io/apimachinery v0.33.1 h1:mzqXWV8tW9Rw4VeW9rEkqvnxj59k1ezDUl20tFK/oM4=
-k8s.io/apimachinery v0.33.1/go.mod h1:BHW0YOu7n22fFv/JkYOEfkUYNRN0fj0BlvMFWA7b+SM=
+k8s.io/api v0.33.2 h1:YgwIS5jKfA+BZg//OQhkJNIfie/kmRsO0BmNaVSimvY=
+k8s.io/api v0.33.2/go.mod h1:fhrbphQJSM2cXzCWgqU29xLDuks4mu7ti9vveEnpSXs=
+k8s.io/apimachinery v0.33.2 h1:IHFVhqg59mb8PJWTLi8m1mAoepkUNYmptHsV+Z1m5jY=
+k8s.io/apimachinery v0.33.2/go.mod h1:BHW0YOu7n22fFv/JkYOEfkUYNRN0fj0BlvMFWA7b+SM=
 k8s.io/klog/v2 v2.130.1 h1:n9Xl7H1Xvksem4KFG4PYbdQCQxqc/tTUyrgXaOhHSzk=
 k8s.io/klog/v2 v2.130.1/go.mod h1:3Jpz1GvMt720eyJH1ckRHK1EDfpxISzJ7I9OYgaDtPE=
-k8s.io/utils v0.0.0-20250502105355-0f33e8f1c979 h1:jgJW5IePPXLGB8e/1wvd0Ich9QE97RvvF3a8J3fP/Lg=
-k8s.io/utils v0.0.0-20250502105355-0f33e8f1c979/go.mod h1:OLgZIPagt7ERELqWJFomSt595RzquPNLL48iOWgYOg0=
+k8s.io/utils v0.0.0-20250604170112-4c0f3b243397 h1:hwvWFiBzdWw1FhfY1FooPn3kzWuJ8tmbZBHi4zVsl1Y=
+k8s.io/utils v0.0.0-20250604170112-4c0f3b243397/go.mod h1:OLgZIPagt7ERELqWJFomSt595RzquPNLL48iOWgYOg0=
 sigs.k8s.io/json v0.0.0-20241014173422-cfa47c3a1cc8 h1:gBQPwqORJ8d8/YNZWEjoZs7npUVDpVXUUOFfW6CgAqE=
 sigs.k8s.io/json v0.0.0-20241014173422-cfa47c3a1cc8/go.mod h1:mdzfpAEoE6DHQEN0uh9ZbOCuHbLK5wOm7dK4ctXE9Tg=
 sigs.k8s.io/randfill v0.0.0-20250304075658-069ef1bbf016/go.mod h1:XeLlZ/jmk4i1HRopwe7/aU3H5n1zNUcX6TM94b3QxOY=
@@ -158,5 +162,6 @@ sigs.k8s.io/randfill v1.0.0 h1:JfjMILfT8A6RbawdsK2JXGBR5AQVfd+9TbzrlneTyrU=
 sigs.k8s.io/randfill v1.0.0/go.mod h1:XeLlZ/jmk4i1HRopwe7/aU3H5n1zNUcX6TM94b3QxOY=
 sigs.k8s.io/structured-merge-diff/v4 v4.7.0 h1:qPeWmscJcXP0snki5IYF79Z8xrl8ETFxgMd7wez1XkI=
 sigs.k8s.io/structured-merge-diff/v4 v4.7.0/go.mod h1:dDy58f92j70zLsuZVuUX5Wp9vtxXpaZnkPGWeqDfCps=
-sigs.k8s.io/yaml v1.4.0 h1:Mk1wCc2gy/F0THH0TAp1QYyJNzRm2KCLy3o5ASXVI5E=
 sigs.k8s.io/yaml v1.4.0/go.mod h1:Ejl7/uTz7PSA4eKMyQCUTnhZYNmLIl+5c2lQPGR2BPY=
+sigs.k8s.io/yaml v1.5.0 h1:M10b2U7aEUY6hRtU870n2VTPgR5RZiL/I6Lcc2F4NUQ=
+sigs.k8s.io/yaml v1.5.0/go.mod h1:wZs27Rbxoai4C0f8/9urLZtZtF3avA3gKvGyPdDqTO4=
diff --git a/parser/main.go b/parser/main.go
index b0548dd..c5445b6 100644
--- a/parser/main.go
+++ b/parser/main.go
@@ -1,4 +1,4 @@
-// Parser package is a wrapper around compose-go to parse compose files.
+// Package parser is a wrapper around compose-go to parse compose files.
 package parser
 
 import (
diff --git a/utils/doc.go b/utils/doc.go
index b3896e7..031a733 100644
--- a/utils/doc.go
+++ b/utils/doc.go
@@ -1,2 +1,3 @@
-// Utils package provides some utility functions used in katenary. It defines some constants and functions used in the whole project.
+// Package utils provides some utility functions used in katenary.
+// It defines some constants and functions used in the whole project.
 package utils
diff --git a/utils/utils.go b/utils/utils.go
index ab4ba59..6ebd5ab 100644
--- a/utils/utils.go
+++ b/utils/utils.go
@@ -90,7 +90,7 @@ func GetContainerByName(name string, containers []corev1.Container) (*corev1.Con
 	return nil, -1
 }
 
-// GetContainerByName returns a container by name and its index in the array.
+// TplValue returns a container by name and its index in the array.
 func TplValue(serviceName, variable string, pipes ...string) string {
 	if len(pipes) == 0 {
 		return `{{ tpl .Values.` + serviceName + `.` + variable + ` $ }}`