diff --git a/services/secretsmanager/model_acl.go b/services/secretsmanager/model_acl.go
index aa340cdf4..aff317579 100644
--- a/services/secretsmanager/model_acl.go
+++ b/services/secretsmanager/model_acl.go
@@ -50,7 +50,7 @@ func NewACLWithDefaults() *ACL {
 
 // GetCidr returns the Cidr field value
 func (o *ACL) GetCidr() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Cidr) {
 		var ret *string
 		return ret
 	}
@@ -74,7 +74,7 @@ func (o *ACL) SetCidr(v *string) {
 
 // GetId returns the Id field value
 func (o *ACL) GetId() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Id) {
 		var ret *string
 		return ret
 	}
diff --git a/services/secretsmanager/model_create_acl_payload.go b/services/secretsmanager/model_create_acl_payload.go
index 5feba4761..297ded3d5 100644
--- a/services/secretsmanager/model_create_acl_payload.go
+++ b/services/secretsmanager/model_create_acl_payload.go
@@ -46,7 +46,7 @@ func NewCreateACLPayloadWithDefaults() *CreateACLPayload {
 
 // GetCidr returns the Cidr field value
 func (o *CreateACLPayload) GetCidr() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Cidr) {
 		var ret *string
 		return ret
 	}
diff --git a/services/secretsmanager/model_create_instance_payload.go b/services/secretsmanager/model_create_instance_payload.go
index 92e443645..63ecb309f 100644
--- a/services/secretsmanager/model_create_instance_payload.go
+++ b/services/secretsmanager/model_create_instance_payload.go
@@ -46,7 +46,7 @@ func NewCreateInstancePayloadWithDefaults() *CreateInstancePayload {
 
 // GetName returns the Name field value
 func (o *CreateInstancePayload) GetName() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Name) {
 		var ret *string
 		return ret
 	}
diff --git a/services/secretsmanager/model_create_user_payload.go b/services/secretsmanager/model_create_user_payload.go
index f394a941a..2ea4f5b46 100644
--- a/services/secretsmanager/model_create_user_payload.go
+++ b/services/secretsmanager/model_create_user_payload.go
@@ -50,7 +50,7 @@ func NewCreateUserPayloadWithDefaults() *CreateUserPayload {
 
 // GetDescription returns the Description field value
 func (o *CreateUserPayload) GetDescription() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Description) {
 		var ret *string
 		return ret
 	}
@@ -74,7 +74,7 @@ func (o *CreateUserPayload) SetDescription(v *string) {
 
 // GetWrite returns the Write field value
 func (o *CreateUserPayload) GetWrite() *bool {
-	if o == nil {
+	if o == nil || IsNil(o.Write) {
 		var ret *bool
 		return ret
 	}
diff --git a/services/secretsmanager/model_instance.go b/services/secretsmanager/model_instance.go
index 74c24ffec..18c8912e6 100644
--- a/services/secretsmanager/model_instance.go
+++ b/services/secretsmanager/model_instance.go
@@ -74,7 +74,7 @@ func NewInstanceWithDefaults() *Instance {
 
 // GetApiUrl returns the ApiUrl field value
 func (o *Instance) GetApiUrl() *string {
-	if o == nil {
+	if o == nil || IsNil(o.ApiUrl) {
 		var ret *string
 		return ret
 	}
@@ -130,7 +130,7 @@ func (o *Instance) SetCreationFinishedDate(v *string) {
 
 // GetCreationStartDate returns the CreationStartDate field value
 func (o *Instance) GetCreationStartDate() *string {
-	if o == nil {
+	if o == nil || IsNil(o.CreationStartDate) {
 		var ret *string
 		return ret
 	}
@@ -154,7 +154,7 @@ func (o *Instance) SetCreationStartDate(v *string) {
 
 // GetId returns the Id field value
 func (o *Instance) GetId() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Id) {
 		var ret *string
 		return ret
 	}
@@ -178,7 +178,7 @@ func (o *Instance) SetId(v *string) {
 
 // GetName returns the Name field value
 func (o *Instance) GetName() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Name) {
 		var ret *string
 		return ret
 	}
@@ -202,7 +202,7 @@ func (o *Instance) SetName(v *string) {
 
 // GetSecretCount returns the SecretCount field value
 func (o *Instance) GetSecretCount() *int64 {
-	if o == nil {
+	if o == nil || IsNil(o.SecretCount) {
 		var ret *int64
 		return ret
 	}
@@ -226,7 +226,7 @@ func (o *Instance) SetSecretCount(v *int64) {
 
 // GetSecretsEngine returns the SecretsEngine field value
 func (o *Instance) GetSecretsEngine() *string {
-	if o == nil {
+	if o == nil || IsNil(o.SecretsEngine) {
 		var ret *string
 		return ret
 	}
@@ -250,7 +250,7 @@ func (o *Instance) SetSecretsEngine(v *string) {
 
 // GetState returns the State field value
 func (o *Instance) GetState() *string {
-	if o == nil {
+	if o == nil || IsNil(o.State) {
 		var ret *string
 		return ret
 	}
diff --git a/services/secretsmanager/model_list_acls_response.go b/services/secretsmanager/model_list_acls_response.go
index 9df5b95ef..2fd3fb340 100644
--- a/services/secretsmanager/model_list_acls_response.go
+++ b/services/secretsmanager/model_list_acls_response.go
@@ -45,7 +45,7 @@ func NewListACLsResponseWithDefaults() *ListACLsResponse {
 
 // GetAcls returns the Acls field value
 func (o *ListACLsResponse) GetAcls() *[]ACL {
-	if o == nil {
+	if o == nil || IsNil(o.Acls) {
 		var ret *[]ACL
 		return ret
 	}
diff --git a/services/secretsmanager/model_list_instances_response.go b/services/secretsmanager/model_list_instances_response.go
index bc0434a7f..d4052304a 100644
--- a/services/secretsmanager/model_list_instances_response.go
+++ b/services/secretsmanager/model_list_instances_response.go
@@ -45,7 +45,7 @@ func NewListInstancesResponseWithDefaults() *ListInstancesResponse {
 
 // GetInstances returns the Instances field value
 func (o *ListInstancesResponse) GetInstances() *[]Instance {
-	if o == nil {
+	if o == nil || IsNil(o.Instances) {
 		var ret *[]Instance
 		return ret
 	}
diff --git a/services/secretsmanager/model_list_users_response.go b/services/secretsmanager/model_list_users_response.go
index 5a21c782d..e022ee912 100644
--- a/services/secretsmanager/model_list_users_response.go
+++ b/services/secretsmanager/model_list_users_response.go
@@ -45,7 +45,7 @@ func NewListUsersResponseWithDefaults() *ListUsersResponse {
 
 // GetUsers returns the Users field value
 func (o *ListUsersResponse) GetUsers() *[]User {
-	if o == nil {
+	if o == nil || IsNil(o.Users) {
 		var ret *[]User
 		return ret
 	}
diff --git a/services/secretsmanager/model_update_acl_payload.go b/services/secretsmanager/model_update_acl_payload.go
index 978b67d0f..e98d8c8ec 100644
--- a/services/secretsmanager/model_update_acl_payload.go
+++ b/services/secretsmanager/model_update_acl_payload.go
@@ -46,7 +46,7 @@ func NewUpdateACLPayloadWithDefaults() *UpdateACLPayload {
 
 // GetCidr returns the Cidr field value
 func (o *UpdateACLPayload) GetCidr() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Cidr) {
 		var ret *string
 		return ret
 	}
diff --git a/services/secretsmanager/model_update_instance_payload.go b/services/secretsmanager/model_update_instance_payload.go
index 0e9759fce..8308eeb10 100644
--- a/services/secretsmanager/model_update_instance_payload.go
+++ b/services/secretsmanager/model_update_instance_payload.go
@@ -46,7 +46,7 @@ func NewUpdateInstancePayloadWithDefaults() *UpdateInstancePayload {
 
 // GetName returns the Name field value
 func (o *UpdateInstancePayload) GetName() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Name) {
 		var ret *string
 		return ret
 	}
diff --git a/services/secretsmanager/model_user.go b/services/secretsmanager/model_user.go
index 5e6048cca..2c1d00413 100644
--- a/services/secretsmanager/model_user.go
+++ b/services/secretsmanager/model_user.go
@@ -62,7 +62,7 @@ func NewUserWithDefaults() *User {
 
 // GetDescription returns the Description field value
 func (o *User) GetDescription() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Description) {
 		var ret *string
 		return ret
 	}
@@ -86,7 +86,7 @@ func (o *User) SetDescription(v *string) {
 
 // GetId returns the Id field value
 func (o *User) GetId() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Id) {
 		var ret *string
 		return ret
 	}
@@ -110,7 +110,7 @@ func (o *User) SetId(v *string) {
 
 // GetPassword returns the Password field value
 func (o *User) GetPassword() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Password) {
 		var ret *string
 		return ret
 	}
@@ -134,7 +134,7 @@ func (o *User) SetPassword(v *string) {
 
 // GetUsername returns the Username field value
 func (o *User) GetUsername() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Username) {
 		var ret *string
 		return ret
 	}
@@ -158,7 +158,7 @@ func (o *User) SetUsername(v *string) {
 
 // GetWrite returns the Write field value
 func (o *User) GetWrite() *bool {
-	if o == nil {
+	if o == nil || IsNil(o.Write) {
 		var ret *bool
 		return ret
 	}