diff --git a/pkg/kobject/kobject.go b/pkg/kobject/kobject.go
index 9a85fd1c..b595cd39 100644
--- a/pkg/kobject/kobject.go
+++ b/pkg/kobject/kobject.go
@@ -135,7 +135,7 @@ type ServiceConfig struct {
 	ExposeServicePath             string              `compose:"kompose.service.expose.path"`
 	BuildLabels                   map[string]string   `compose:"build-labels"`
 	ExposeServiceTLS              string              `compose:"kompose.service.expose.tls-secret"`
-	ExposeServiceIngressClassName *string             `compose:"kompose.service.expose.ingress-class-name"`
+	ExposeServiceIngressClassName string              `compose:"kompose.service.expose.ingress-class-name"`
 	ImagePullSecret               string              `compose:"kompose.image-pull-secret"`
 	Stdin                         bool                `compose:"stdin_open"`
 	Tty                           bool                `compose:"tty"`
diff --git a/pkg/loader/compose/v3.go b/pkg/loader/compose/v3.go
index 1bd7399b..e1b58a9f 100644
--- a/pkg/loader/compose/v3.go
+++ b/pkg/loader/compose/v3.go
@@ -518,7 +518,6 @@ func dockerComposeToKomposeMapping(composeObject *types.Config) (kobject.Kompose
 		// Again, in v3, we use the "long syntax" for volumes in terms of parsing
 		// https://docs.docker.com/compose/compose-file/#long-syntax-3
 		serviceConfig.VolList = loadV3Volumes(composeServiceConfig.Volumes)
-
 		if err := parseKomposeLabels(composeServiceConfig.Labels, &serviceConfig); err != nil {
 			return kobject.KomposeObject{}, err
 		}
@@ -538,7 +537,6 @@ func dockerComposeToKomposeMapping(composeObject *types.Config) (kobject.Kompose
 	}
 
 	handleV3Volume(&komposeObject, &composeObject.Volumes)
-
 	return komposeObject, nil
 }
 
@@ -652,7 +650,6 @@ func parseKomposeLabels(labels map[string]string, serviceConfig *kobject.Service
 	// Label handler
 	// Labels used to influence conversion of kompose will be handled
 	// from here for docker-compose. Each loader will have such handler.
-
 	if serviceConfig.Labels == nil {
 		serviceConfig.Labels = make(map[string]string)
 	}
@@ -673,7 +670,7 @@ func parseKomposeLabels(labels map[string]string, serviceConfig *kobject.Service
 		case LabelServiceExposeTLSSecret:
 			serviceConfig.ExposeServiceTLS = value
 		case LabelServiceExposeIngressClassName:
-			serviceConfig.ExposeServiceIngressClassName = &value
+			serviceConfig.ExposeServiceIngressClassName = value
 		case LabelImagePullSecret:
 			serviceConfig.ImagePullSecret = value
 		case LabelImagePullPolicy:
@@ -687,7 +684,7 @@ func parseKomposeLabels(labels map[string]string, serviceConfig *kobject.Service
 		return errors.New("kompose.service.expose.tls-secret was specified without kompose.service.expose")
 	}
 
-	if serviceConfig.ExposeService == "" && serviceConfig.ExposeServiceIngressClassName != nil {
+	if serviceConfig.ExposeService == "" && serviceConfig.ExposeServiceIngressClassName != "" {
 		return errors.New("kompose.service.expose.ingress-class-name was specified without kompose.service.expose")
 	}
 
diff --git a/pkg/transformer/kubernetes/kubernetes.go b/pkg/transformer/kubernetes/kubernetes.go
index 29635672..7cf70f74 100644
--- a/pkg/transformer/kubernetes/kubernetes.go
+++ b/pkg/transformer/kubernetes/kubernetes.go
@@ -531,8 +531,8 @@ func (k *Kubernetes) initIngress(name string, service kobject.ServiceConfig, por
 		}
 	}
 
-	if service.ExposeServiceIngressClassName != nil {
-		ingress.Spec.IngressClassName = service.ExposeServiceIngressClassName
+	if service.ExposeServiceIngressClassName != "" {
+		ingress.Spec.IngressClassName = &service.ExposeServiceIngressClassName
 	}
 
 	return ingress
diff --git a/script/test/fixtures/expose/compose.yaml b/script/test/fixtures/expose/compose.yaml
index d38009ca..562b07a2 100644
--- a/script/test/fixtures/expose/compose.yaml
+++ b/script/test/fixtures/expose/compose.yaml
@@ -1,14 +1,16 @@
-web:
-  image: tuna/docker-counter23
-  ports:
-    - "5000:5000"
-  links:
-    - redis
-  labels:
-    kompose.service.expose: "batman.example.com/dev,batwoman.example.com"
-    kompose.service.expose.tls-secret: "test-secret"
-    kompose.service.expose.ingress-class-name: "nginx"
-redis:
-  image: redis:3.0
-  ports:
-    - "6379"
+version: '3.5'
+services:
+  web:
+    image: tuna/docker-counter23
+    ports:
+      - "5000:5000"
+    links:
+      - redis
+    labels:
+      kompose.service.expose: "batman.example.com/dev,batwoman.example.com"
+      kompose.service.expose.tls-secret: "test-secret"
+      kompose.service.expose.ingress-class-name: "nginx"
+  redis:
+    image: redis:3.0
+    ports:
+      - "6379"
diff --git a/script/test/fixtures/expose/output-ocp.json b/script/test/fixtures/expose/output-ocp.json
index f474457e..bc734d7f 100644
--- a/script/test/fixtures/expose/output-ocp.json
+++ b/script/test/fixtures/expose/output-ocp.json
@@ -83,7 +83,7 @@
             "imageChangeParams": {
               "automatic": true,
               "containerNames": [
-                  "redis"
+                "redis"
               ],
               "from": {
                 "kind": "ImageStreamTag",
@@ -146,7 +146,7 @@
         },
         "tags": [
           {
-            "name": "latest",
+            "name": "3.0",
             "annotations": null,
             "from": {
               "kind": "DockerImage",
@@ -192,7 +192,7 @@
             "imageChangeParams": {
               "automatic": true,
               "containerNames": [
-                  "web"
+                "web"
               ],
               "from": {
                 "kind": "ImageStreamTag",
diff --git a/script/test/fixtures/service-group/output-k8s.json b/script/test/fixtures/service-group/output-k8s.json
index 4f6e66a6..710d460d 100644
--- a/script/test/fixtures/service-group/output-k8s.json
+++ b/script/test/fixtures/service-group/output-k8s.json
@@ -73,7 +73,8 @@
                 ],
                 "env": [
                   {
-                    "name": "TZ"
+                    "name": "TZ",
+                    "value": "${TZ}"
                   }
                 ],
                 "resources": {},
@@ -89,7 +90,8 @@
                 "image": "librenms/dispatcher:latest",
                 "env": [
                   {
-                    "name": "TZ"
+                    "name": "TZ",
+                    "value": "${TZ}"
                   }
                 ],
                 "resources": {},
diff --git a/script/test/fixtures/statefulset/output-os.json b/script/test/fixtures/statefulset/output-os.json
index 39f16319..25b2881c 100644
--- a/script/test/fixtures/statefulset/output-os.json
+++ b/script/test/fixtures/statefulset/output-os.json
@@ -259,7 +259,7 @@
         },
         "tags": [
           {
-            "name": "latest",
+            "name": "5.7",
             "annotations": null,
             "from": {
               "kind": "DockerImage",
diff --git a/script/test/fixtures/v2/output-os.json b/script/test/fixtures/v2/output-os.json
index 6c3eac69..a253e67f 100644
--- a/script/test/fixtures/v2/output-os.json
+++ b/script/test/fixtures/v2/output-os.json
@@ -432,7 +432,7 @@
         },
         "tags": [
           {
-            "name": "latest",
+            "name": "3.0",
             "annotations": null,
             "from": {
               "kind": "DockerImage",