diff --git a/CHANGELOG.md b/CHANGELOG.md
index 39b2e47..a2316c9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
-## Version 1.4.1
+## Version 1.4.2
 
 ### Bug Fixes
 
-- Fixed cloudapi/k8s/workerAdd returning value type
-- Fixed cloudapi/cloudbroker/account/create/update SendAccessEmails field tags
+- Fixed cloudapi/cloudbroker/compute/pfwAdd publicPortEnd request field type
+- Fixed typo in cloudapi/k8s/disable/enable request name 
diff --git a/pkg/cloudapi/compute/pfw_add.go b/pkg/cloudapi/compute/pfw_add.go
index d6ce4fc..e6fa4a8 100644
--- a/pkg/cloudapi/compute/pfw_add.go
+++ b/pkg/cloudapi/compute/pfw_add.go
@@ -19,8 +19,9 @@ type PFWAddRequest struct {
 	PublicPortStart uint64 `url:"publicPortStart" json:"publicPortStart" validate:"required"`
 
 	// End port number (inclusive) for the ranged rule
+	// Default value: -1
 	// Required: false
-	PublicPortEnd uint64 `url:"publicPortEnd,omitempty" json:"publicPortEnd,omitempty"`
+	PublicPortEnd int64 `url:"publicPortEnd,omitempty" json:"publicPortEnd,omitempty"`
 
 	// Internal base port number
 	// Required: true
diff --git a/pkg/cloudapi/k8s/disable_enable.go b/pkg/cloudapi/k8s/disable_enable.go
index 9d5dbf0..76158a7 100644
--- a/pkg/cloudapi/k8s/disable_enable.go
+++ b/pkg/cloudapi/k8s/disable_enable.go
@@ -9,14 +9,14 @@ import (
 )
 
 // Request struct for disable/enable kubernetes cluster
-type DisabelEnableRequest struct {
+type DisableEnableRequest struct {
 	// Kubernetes cluster ID
 	// Required: true
 	K8SID uint64 `url:"k8sId" json:"k8sId" validate:"required"`
 }
 
 // Disable disables kubernetes cluster by ID
-func (k8s K8S) Disable(ctx context.Context, req DisabelEnableRequest) (bool, error) {
+func (k8s K8S) Disable(ctx context.Context, req DisableEnableRequest) (bool, error) {
 	err := validators.ValidateRequest(req)
 	if err != nil {
 		for _, validationError := range validators.GetErrors(err) {
@@ -40,7 +40,7 @@ func (k8s K8S) Disable(ctx context.Context, req DisabelEnableRequest) (bool, err
 }
 
 // Enable enables kubernetes cluster by ID
-func (k8s K8S) Enable(ctx context.Context, req DisabelEnableRequest) (bool, error) {
+func (k8s K8S) Enable(ctx context.Context, req DisableEnableRequest) (bool, error) {
 	err := validators.ValidateRequest(req)
 	if err != nil {
 		for _, validationError := range validators.GetErrors(err) {
diff --git a/pkg/cloudbroker/compute/pfw_add.go b/pkg/cloudbroker/compute/pfw_add.go
index ff220d0..8863451 100644
--- a/pkg/cloudbroker/compute/pfw_add.go
+++ b/pkg/cloudbroker/compute/pfw_add.go
@@ -19,8 +19,9 @@ type PFWAddRequest struct {
 	PublicPortStart uint64 `url:"publicPortStart" json:"publicPortStart" validate:"required"`
 
 	// End port number (inclusive) for the ranged rule
+	// Default value: -1
 	// Required: false
-	PublicPortEnd uint64 `url:"publicPortEnd,omitempty" json:"publicPortEnd,omitempty"`
+	PublicPortEnd int64 `url:"publicPortEnd,omitempty" json:"publicPortEnd,omitempty"`
 
 	// Internal base port number
 	// Required: true