diff --git a/kong/types.go b/kong/types.go
index 8e393a24c..82c229958 100644
--- a/kong/types.go
+++ b/kong/types.go
@@ -157,7 +157,7 @@ type PassiveHealthcheck struct {
 type Healthcheck struct {
 	Active    *ActiveHealthcheck  `json:"active,omitempty" yaml:"active,omitempty"`
 	Passive   *PassiveHealthcheck `json:"passive,omitempty" yaml:"passive,omitempty"`
-	Threshold *float64            `json:"threshold,omitempty" yaml:"threshold,omitempty"`
+	Threshold *string             `json:"threshold,omitempty" yaml:"threshold,omitempty"`
 }
 
 // HealthDataAddress represents the health data address of a target
@@ -192,7 +192,7 @@ type HealthData struct {
 // +k8s:deepcopy-gen=true
 type UpstreamNodeHealth struct {
 	ID        *string     `json:"id,omitempty" yaml:"id,omitempty"`
-	CreatedAt *float64    `json:"created_at,omitempty" yaml:"created_at,omitempty"`
+	CreatedAt *string     `json:"created_at,omitempty" yaml:"created_at,omitempty"`
 	Data      *HealthData `json:"data,omitempty" yaml:"data,omitempty"`
 	Health    *string     `json:"health,omitempty" yaml:"data,omitempty"`
 	Target    *string     `json:"target,omitempty" yaml:"target,omitempty"`
@@ -224,7 +224,7 @@ type Upstream struct {
 // Target represents a Target in Kong.
 // +k8s:deepcopy-gen=true
 type Target struct {
-	CreatedAt *float64  `json:"created_at,omitempty" yaml:"created_at,omitempty"`
+	CreatedAt *string   `json:"created_at,omitempty" yaml:"created_at,omitempty"`
 	ID        *string   `json:"id,omitempty" yaml:"id,omitempty"`
 	Target    *string   `json:"target,omitempty" yaml:"target,omitempty"`
 	Upstream  *Upstream `json:"upstream,omitempty" yaml:"upstream,omitempty"`
diff --git a/kong/zz_generated.deepcopy.go b/kong/zz_generated.deepcopy.go
index f35133c90..69dd28291 100644
--- a/kong/zz_generated.deepcopy.go
+++ b/kong/zz_generated.deepcopy.go
@@ -595,7 +595,7 @@ func (in *Healthcheck) DeepCopyInto(out *Healthcheck) {
 	}
 	if in.Threshold != nil {
 		in, out := &in.Threshold, &out.Threshold
-		*out = new(float64)
+		*out = new(string)
 		**out = **in
 	}
 	return
@@ -1536,7 +1536,7 @@ func (in *Target) DeepCopyInto(out *Target) {
 	*out = *in
 	if in.CreatedAt != nil {
 		in, out := &in.CreatedAt, &out.CreatedAt
-		*out = new(float64)
+		*out = new(string)
 		**out = **in
 	}
 	if in.ID != nil {
@@ -1731,7 +1731,7 @@ func (in *UpstreamNodeHealth) DeepCopyInto(out *UpstreamNodeHealth) {
 	}
 	if in.CreatedAt != nil {
 		in, out := &in.CreatedAt, &out.CreatedAt
-		*out = new(float64)
+		*out = new(string)
 		**out = **in
 	}
 	if in.Data != nil {