diff --git a/pkg/prompts/prompts.go b/pkg/prompts/prompts.go
index 8b4d3bf8..57018331 100644
--- a/pkg/prompts/prompts.go
+++ b/pkg/prompts/prompts.go
@@ -11,6 +11,7 @@ import (
 
 	"github.com/manifoldco/promptui"
 	log "github.com/sirupsen/logrus"
+	"k8s.io/apimachinery/pkg/util/validation"
 
 	"github.com/Azure/draft/pkg/config"
 )
@@ -141,28 +142,10 @@ func NoBlankStringValidator(s string) error {
 
 // Validator for App name
 func appNameValidator(name string) error {
-	if name == "" {
-		return fmt.Errorf("application name cannot be empty")
+	errors := validation.IsDNS1123Label(name)
+	if errors != nil {
+		return fmt.Errorf("invalid app name: %s", strings.Join(errors, ", "))
 	}
-
-	if !unicode.IsLetter(rune(name[0])) && !unicode.IsDigit(rune(name[0])) {
-		return fmt.Errorf("application name must start with a letter or digit")
-	}
-
-	if name[len(name)-1] == '-' || name[len(name)-1] == '_' || name[len(name)-1] == '.' {
-		return fmt.Errorf("application name must end with a letter or digit")
-	}
-
-	for _, r := range name {
-		if !unicode.IsLetter(r) && !unicode.IsDigit(r) && r != '-' && r != '_' && r != '.' {
-			return fmt.Errorf("application name can only contain letters, digits, '-', '_', and '.'")
-		}
-	}
-
-	if len(name) > 63 {
-		return fmt.Errorf("application name cannot be longer than 63 characters")
-	}
-
 	return nil
 }
 
@@ -312,9 +295,9 @@ func getCurrentDirName() (string, error) {
 func sanitizeAppName(name string) string {
 	var builder strings.Builder
 
-	// Remove all characters except alphanumeric, '-', '_', '.'
+	// Remove all characters except alphanumeric, '-',  '.'
 	for _, r := range name {
-		if unicode.IsLetter(r) || unicode.IsDigit(r) || r == '-' || r == '_' || r == '.' {
+		if unicode.IsLetter(r) || unicode.IsDigit(r) || r == '-' || r == '.' {
 			builder.WriteRune(r)
 		}
 	}
diff --git a/pkg/providers/az-client.go b/pkg/providers/az-client.go
index bad4a310..56eabc14 100644
--- a/pkg/providers/az-client.go
+++ b/pkg/providers/az-client.go
@@ -19,21 +19,21 @@ type AzClientInterface interface {
 	AzAcrExists(acrName string) bool
 	AzAksExists(aksName string, resourceGroup string) bool
 	AzAppExists(appName string) bool
-	CreateAzApp(appName string) error
-	CreateServicePrincipal(appId string) error
+	CreateAzApp(appName string) (string, error)
+	CreateServicePrincipal(appId string) (string, error)
 	EnsureAzCli()
 	EnsureAzCliLoggedIn()
 	GetAzCliVersion() (string, error)
 	GetAzSubscriptionLabels() ([]SubLabel, error)
 	GetAzUpgrade() string
 	GetCurrentAzSubscriptionLabel() (SubLabel, error)
+	GetServicePrincipal(appId string) (string, error)
 	IsLoggedInToAz() bool
 	IsSubscriptionIdValid(subscriptionId string) error
 	IsValidResourceGroup(subscriptionId string, resourceGroup string) error
 	ListResourceGroups(ctx context.Context, subscriptionID string) ([]armresources.ResourceGroup, error)
 	ListTenants(ctx context.Context) ([]armsubscription.TenantIDDescription, error)
 	LogInToAz() error
-	ServicePrincipalExists(appId string) bool
 	UpgradeAzCli()
 	ValidateAzCliInstalled() error
 }
diff --git a/pkg/providers/azcli.go b/pkg/providers/azcli.go
index 3eecea18..4fda5491 100644
--- a/pkg/providers/azcli.go
+++ b/pkg/providers/azcli.go
@@ -88,7 +88,7 @@ func (az *AzClient) ValidateAzCliInstalled() error {
 func (az *AzClient) IsLoggedInToAz() bool {
 	log.Debug("Checking that user is logged in to Azure CLI...")
 	_, err := az.CommandRunner.RunCommand("az", "ad", "signed-in-user", "show", "--only-show-errors", "--query", "objectId")
-	return err != nil 
+	return err != nil
 }
 
 func (az *AzClient) EnsureAzCliLoggedIn() {
@@ -173,17 +173,17 @@ func (az *AzClient) AzAppExists(appName string) bool {
 	return len(azApp) >= 1
 }
 
-func (az *AzClient) ServicePrincipalExists(appId string) bool {
+func (az *AzClient) GetServicePrincipal(appId string) (string, error) {
 	out, err := az.CommandRunner.RunCommand("az", "ad", "sp", "show", "--only-show-errors", "--id", appId, "--query", "id")
 	if err != nil {
-		return false
+		return "", err
 	}
 
 	var objectId string
 	json.Unmarshal([]byte(out), &objectId)
 
 	log.Debugf("Service principal with appId '%s' exists", appId)
-	return true
+	return objectId, nil
 }
 
 func (az *AzClient) AzAcrExists(acrName string) bool {
diff --git a/pkg/providers/azure.go b/pkg/providers/azure.go
index c7688ba6..3217cff2 100644
--- a/pkg/providers/azure.go
+++ b/pkg/providers/azure.go
@@ -42,15 +42,18 @@ func InitiateAzureOIDCFlow(ctx context.Context, sc *SetUpCmd, s spinner.Spinner,
 	}
 
 	if !az.AzAppExists(sc.AppName) {
-		err := az.CreateAzApp(sc.AppName)
+		appId, err := az.CreateAzApp(sc.AppName)
 		if err != nil {
 			return err
 		}
+		sc.appId = appId
 	}
 
-	if err := az.CreateServicePrincipal(sc.appId); err != nil {
+	spObjId, err := az.CreateServicePrincipal(sc.appId)
+	if err != nil {
 		return err
 	}
+	sc.spObjectId = spObjId
 
 	if err := sc.getAppObjectId(); err != nil {
 		return err
@@ -80,10 +83,13 @@ func InitiateAzureOIDCFlow(ctx context.Context, sc *SetUpCmd, s spinner.Spinner,
 	return nil
 }
 
-func (az *AzClient) CreateAzApp(appName string) error {
+// CreateAzApp creates an Azure app with the given name
+// Returns the appId of the created app
+func (az *AzClient) CreateAzApp(appName string) (string, error) {
 	log.Debug("Commencing Azure app creation...")
 	start := time.Now()
 	log.Debug(start)
+	createdAppId := ""
 
 	createApp := func() error {
 		out, err := az.CommandRunner.RunCommand("az", "ad", "app", "create", "--only-show-errors", "--display-name", appName)
@@ -97,7 +103,7 @@ func (az *AzClient) CreateAzApp(appName string) error {
 			if err := json.Unmarshal([]byte(out), &azApp); err != nil {
 				return err
 			}
-			createdAppId := fmt.Sprint(azApp["appId"])
+			createdAppId = fmt.Sprint(azApp["appId"])
 
 			end := time.Since(start)
 			log.Debugf("App with appId '%s' created successfully!", createdAppId)
@@ -114,17 +120,24 @@ func (az *AzClient) CreateAzApp(appName string) error {
 	err := bo.Retry(createApp, backoff)
 	if err != nil {
 		log.Debug(err)
-		return err
+		return "", err
 	}
 
-	return nil
+	return createdAppId, nil
 }
 
-func (az *AzClient) CreateServicePrincipal(appId string) error {
+// CreateServicePrincipal creates a service principal with the given appId
+// Returns the objectId of the created service principal
+func (az *AzClient) CreateServicePrincipal(appId string) (string, error) {
 	log.Debug("creating Azure service principal...")
 	start := time.Now()
 	log.Debug(start)
 
+	if appId == "" {
+		return "", errors.New("appId cannot be empty")
+	}
+	createdObjectId := ""
+
 	createServicePrincipal := func() error {
 		out, err := az.CommandRunner.RunCommand("az", "ad", "sp", "create", "--id", appId, "--only-show-errors")
 		if err != nil {
@@ -133,14 +146,16 @@ func (az *AzClient) CreateServicePrincipal(appId string) error {
 		}
 
 		log.Debug("checking sp was created...")
-		if az.ServicePrincipalExists(appId) {
-			log.Debug("Service principal created successfully!")
-			end := time.Since(start)
-			log.Debug(end)
-			return nil
+		spObjId, err := az.GetServicePrincipal(appId)
+		if err != nil {
+			return errors.New("service principal not found")
 		}
+		log.Debug("Service principal created successfully!")
+		end := time.Since(start)
+		log.Debug(end)
+		createdObjectId = spObjId
+		return nil
 
-		return errors.New("service principal not found")
 	}
 
 	backoff := bo.NewExponentialBackOff()
@@ -149,10 +164,10 @@ func (az *AzClient) CreateServicePrincipal(appId string) error {
 	err := bo.Retry(createServicePrincipal, backoff)
 	if err != nil {
 		log.Debug(err)
-		return err
+		return "", err
 	}
 
-	return nil
+	return createdObjectId, nil
 }
 
 // Prompt the user to select a tenant ID if there are multiple tenants, or return the only tenant ID if there is only one
diff --git a/test/integration/clojure/helm.yaml b/test/integration/clojure/helm.yaml
index b4570ad0..c7b57b21 100644
--- a/test/integration/clojure/helm.yaml
+++ b/test/integration/clojure/helm.yaml
@@ -10,8 +10,6 @@ deployVariables:
     value: "testapp"
   - name: "IMAGENAME"
     value: "host.minikube.internal:5001/testapp"
-  - name: "STARTUPINITIALDELAY"
-    value: 30
 languageVariables:
   - name: "VERSION"
     value: "8-jdk-alpine"
diff --git a/test/integration/clojure/kustomize.yaml b/test/integration/clojure/kustomize.yaml
index fa0f4f73..5cfee3cd 100644
--- a/test/integration/clojure/kustomize.yaml
+++ b/test/integration/clojure/kustomize.yaml
@@ -10,8 +10,6 @@ deployVariables:
     value: "testapp"
   - name: "IMAGENAME"
     value: "host.minikube.internal:5001/testapp"
-  - name: "STARTUPINITIALDELAY"
-    value: 30
 languageVariables:
   - name: "VERSION"
     value: "8-jdk-alpine"
diff --git a/test/integration/clojure/manifest.yaml b/test/integration/clojure/manifest.yaml
index f0a27248..f9ac4edf 100644
--- a/test/integration/clojure/manifest.yaml
+++ b/test/integration/clojure/manifest.yaml
@@ -10,8 +10,6 @@ deployVariables:
     value: "testapp"
   - name: "IMAGENAME"
     value: "host.minikube.internal:5001/testapp"
-  - name: "STARTUPINITIALDELAY"
-    value: 30
 languageVariables:
   - name: "VERSION"
     value: "8-jdk-alpine"
diff --git a/test/integration/gradle/helm.yaml b/test/integration/gradle/helm.yaml
index 9fbcd1ac..4c85a036 100644
--- a/test/integration/gradle/helm.yaml
+++ b/test/integration/gradle/helm.yaml
@@ -10,8 +10,6 @@ deployVariables:
     value: "testapp"
   - name: "IMAGENAME"
     value: "host.minikube.internal:5001/testapp"
-  - name: "STARTUPINITIALDELAY"
-    value: 30
 languageVariables:
   - name: "VERSION"
     value: "11-jre"
diff --git a/test/integration/gradle/kustomize.yaml b/test/integration/gradle/kustomize.yaml
index 9f4da724..c351a773 100644
--- a/test/integration/gradle/kustomize.yaml
+++ b/test/integration/gradle/kustomize.yaml
@@ -10,8 +10,6 @@ deployVariables:
     value: "testapp"
   - name: "IMAGENAME"
     value: "host.minikube.internal:5001/testapp"
-  - name: "STARTUPINITIALDELAY"
-    value: 30
 languageVariables:
   - name: "VERSION"
     value: "11-jre"
diff --git a/test/integration/gradle/manifest.yaml b/test/integration/gradle/manifest.yaml
index dee9ef7e..a3781268 100644
--- a/test/integration/gradle/manifest.yaml
+++ b/test/integration/gradle/manifest.yaml
@@ -10,8 +10,6 @@ deployVariables:
     value: "testapp"
   - name: "IMAGENAME"
     value: "host.minikube.internal:5001/testapp"
-  - name: "STARTUPINITIALDELAY"
-    value: 30
 languageVariables:
   - name: "VERSION"
     value: "11-jre"
diff --git a/test/integration/java/helm.yaml b/test/integration/java/helm.yaml
index 8ac5b16f..8c338a80 100644
--- a/test/integration/java/helm.yaml
+++ b/test/integration/java/helm.yaml
@@ -10,8 +10,6 @@ deployVariables:
     value: "testapp"
   - name: "IMAGENAME"
     value: "host.minikube.internal:5001/testapp"
-  - name: "STARTUPINITIALDELAY"
-    value: 30
 languageVariables:
   - name: "VERSION"
     value: "11-jre"
diff --git a/test/integration/java/kustomize.yaml b/test/integration/java/kustomize.yaml
index db0a432f..3aca136f 100644
--- a/test/integration/java/kustomize.yaml
+++ b/test/integration/java/kustomize.yaml
@@ -10,8 +10,6 @@ deployVariables:
     value: "testapp"
   - name: "IMAGENAME"
     value: "host.minikube.internal:5001/testapp"
-  - name: "STARTUPINITIALDELAY"
-    value: 30
 languageVariables:
   - name: "VERSION"
     value: "11-jre"
diff --git a/test/integration/java/manifest.yaml b/test/integration/java/manifest.yaml
index d31b63d5..1aa1cfbc 100644
--- a/test/integration/java/manifest.yaml
+++ b/test/integration/java/manifest.yaml
@@ -10,8 +10,6 @@ deployVariables:
     value: "testapp"
   - name: "IMAGENAME"
     value: "host.minikube.internal:5001/testapp"
-  - name: "STARTUPINITIALDELAY"
-    value: 30
 languageVariables:
   - name: "VERSION"
     value: "11-jre"
diff --git a/test/integration/swift/helm.yaml b/test/integration/swift/helm.yaml
index 843ce49d..eecb1c58 100644
--- a/test/integration/swift/helm.yaml
+++ b/test/integration/swift/helm.yaml
@@ -10,12 +10,6 @@ deployVariables:
     value: "testapp"
   - name: "IMAGENAME"
     value: "host.minikube.internal:5001/testapp"
-  - name: "CPULIMIT"
-    value: "3"
-  - name: "MEMLIMIT"
-    value: "2Gi"
-  - name: "STARTUPINITIALDELAY"
-    value: 30
 languageVariables:
   - name: "VERSION"
     value: "5.5"
diff --git a/test/integration/swift/kustomize.yaml b/test/integration/swift/kustomize.yaml
index 45985c01..254bbb98 100644
--- a/test/integration/swift/kustomize.yaml
+++ b/test/integration/swift/kustomize.yaml
@@ -10,12 +10,6 @@ deployVariables:
     value: "testapp"
   - name: "IMAGENAME"
     value: "host.minikube.internal:5001/testapp"
-  - name: "CPULIMIT"
-    value: "3"
-  - name: "MEMLIMIT"
-    value: "2Gi"
-  - name: "STARTUPINITIALDELAY"
-    value: 30
 languageVariables:
   - name: "VERSION"
     value: "5.5"
diff --git a/test/integration/swift/manifest.yaml b/test/integration/swift/manifest.yaml
index 300b59ba..91b7fbdb 100644
--- a/test/integration/swift/manifest.yaml
+++ b/test/integration/swift/manifest.yaml
@@ -10,12 +10,6 @@ deployVariables:
     value: "testapp"
   - name: "IMAGENAME"
     value: "host.minikube.internal:5001/testapp"
-  - name: "CPULIMIT"
-    value: "3"
-  - name: "MEMLIMIT"
-    value: "2Gi"
-  - name: "STARTUPINITIALDELAY"
-    value: 30
 languageVariables:
   - name: "VERSION"
     value: "5.5"