diff --git a/modules/openapi-generator/src/main/resources/cpp-qt-client/enum.mustache b/modules/openapi-generator/src/main/resources/cpp-qt-client/enum.mustache
index 7a613a5947d5..0851c1393d8f 100644
--- a/modules/openapi-generator/src/main/resources/cpp-qt-client/enum.mustache
+++ b/modules/openapi-generator/src/main/resources/cpp-qt-client/enum.mustache
@@ -2,6 +2,7 @@
 #ifndef {{prefix}}_ENUM_H
 #define {{prefix}}_ENUM_H
 
+#include <QJsonObject>
 #include <QJsonValue>
 #include <QMetaType>
 #include <QString>
@@ -28,6 +29,12 @@ public:
         return jstr;
     }
 
+    virtual QJsonObject asJsonObject() const {
+        QJsonObject obj;
+        obj["value"] = jstr;
+        return obj;
+    }
+	
     virtual void fromJson(QString jsonString) {
         jstr = jsonString;
     }
diff --git a/samples/client/petstore/cpp-qt-addDownloadProgress/client/PFXEnum.h b/samples/client/petstore/cpp-qt-addDownloadProgress/client/PFXEnum.h
index c3d19c1a7e29..045cc6095c82 100644
--- a/samples/client/petstore/cpp-qt-addDownloadProgress/client/PFXEnum.h
+++ b/samples/client/petstore/cpp-qt-addDownloadProgress/client/PFXEnum.h
@@ -12,6 +12,7 @@
 #ifndef PFX_ENUM_H
 #define PFX_ENUM_H
 
+#include <QJsonObject>
 #include <QJsonValue>
 #include <QMetaType>
 #include <QString>
@@ -36,6 +37,12 @@ class PFXEnum {
         return jstr;
     }
 
+    virtual QJsonObject asJsonObject() const {
+        QJsonObject obj;
+        obj["value"] = jstr;
+        return obj;
+    }
+	
     virtual void fromJson(QString jsonString) {
         jstr = jsonString;
     }
diff --git a/samples/client/petstore/cpp-qt/client/PFXEnum.h b/samples/client/petstore/cpp-qt/client/PFXEnum.h
index c3d19c1a7e29..045cc6095c82 100644
--- a/samples/client/petstore/cpp-qt/client/PFXEnum.h
+++ b/samples/client/petstore/cpp-qt/client/PFXEnum.h
@@ -12,6 +12,7 @@
 #ifndef PFX_ENUM_H
 #define PFX_ENUM_H
 
+#include <QJsonObject>
 #include <QJsonValue>
 #include <QMetaType>
 #include <QString>
@@ -36,6 +37,12 @@ class PFXEnum {
         return jstr;
     }
 
+    virtual QJsonObject asJsonObject() const {
+        QJsonObject obj;
+        obj["value"] = jstr;
+        return obj;
+    }
+	
     virtual void fromJson(QString jsonString) {
         jstr = jsonString;
     }
diff --git a/samples/client/petstore/rust/hyper/petstore/src/models/duplicate_one_of.rs b/samples/client/petstore/rust/hyper/petstore/src/models/duplicate_one_of.rs
index e1039b65bcf7..6f04fa9eee0b 100644
--- a/samples/client/petstore/rust/hyper/petstore/src/models/duplicate_one_of.rs
+++ b/samples/client/petstore/rust/hyper/petstore/src/models/duplicate_one_of.rs
@@ -15,6 +15,7 @@ use serde::{Deserialize, Serialize};
 #[serde(untagged)]
 pub enum DuplicateOneOf {
     Order(Box<models::Order>),
+    Order(Box<models::Order>),
 }
 
 impl Default for DuplicateOneOf {
diff --git a/samples/client/petstore/rust/hyper/petstore/src/models/with_inner_one_of_foo.rs b/samples/client/petstore/rust/hyper/petstore/src/models/with_inner_one_of_foo.rs
index 26ed4ce5f116..3ba2160f3d74 100644
--- a/samples/client/petstore/rust/hyper/petstore/src/models/with_inner_one_of_foo.rs
+++ b/samples/client/petstore/rust/hyper/petstore/src/models/with_inner_one_of_foo.rs
@@ -15,6 +15,7 @@ use serde::{Deserialize, Serialize};
 #[serde(untagged)]
 pub enum WithInnerOneOfFoo {
     Order(Box<models::Order>),
+    Order(Box<models::Order>),
 }
 
 impl Default for WithInnerOneOfFoo {
diff --git a/samples/client/petstore/rust/hyper0x/petstore/src/models/duplicate_one_of.rs b/samples/client/petstore/rust/hyper0x/petstore/src/models/duplicate_one_of.rs
index e1039b65bcf7..6f04fa9eee0b 100644
--- a/samples/client/petstore/rust/hyper0x/petstore/src/models/duplicate_one_of.rs
+++ b/samples/client/petstore/rust/hyper0x/petstore/src/models/duplicate_one_of.rs
@@ -15,6 +15,7 @@ use serde::{Deserialize, Serialize};
 #[serde(untagged)]
 pub enum DuplicateOneOf {
     Order(Box<models::Order>),
+    Order(Box<models::Order>),
 }
 
 impl Default for DuplicateOneOf {
diff --git a/samples/client/petstore/rust/hyper0x/petstore/src/models/with_inner_one_of_foo.rs b/samples/client/petstore/rust/hyper0x/petstore/src/models/with_inner_one_of_foo.rs
index 26ed4ce5f116..3ba2160f3d74 100644
--- a/samples/client/petstore/rust/hyper0x/petstore/src/models/with_inner_one_of_foo.rs
+++ b/samples/client/petstore/rust/hyper0x/petstore/src/models/with_inner_one_of_foo.rs
@@ -15,6 +15,7 @@ use serde::{Deserialize, Serialize};
 #[serde(untagged)]
 pub enum WithInnerOneOfFoo {
     Order(Box<models::Order>),
+    Order(Box<models::Order>),
 }
 
 impl Default for WithInnerOneOfFoo {
diff --git a/samples/client/petstore/rust/reqwest-trait/petstore/src/models/duplicate_one_of.rs b/samples/client/petstore/rust/reqwest-trait/petstore/src/models/duplicate_one_of.rs
index ad47a777daec..9cc69d04289e 100644
--- a/samples/client/petstore/rust/reqwest-trait/petstore/src/models/duplicate_one_of.rs
+++ b/samples/client/petstore/rust/reqwest-trait/petstore/src/models/duplicate_one_of.rs
@@ -15,6 +15,7 @@ use serde::{Deserialize, Serialize};
 #[serde(untagged)]
 pub enum DuplicateOneOf {
     Order(Box<models::Order>),
+    Order(Box<models::Order>),
 }
 
 impl Default for DuplicateOneOf {
diff --git a/samples/client/petstore/rust/reqwest-trait/petstore/src/models/with_inner_one_of_foo.rs b/samples/client/petstore/rust/reqwest-trait/petstore/src/models/with_inner_one_of_foo.rs
index 9917806aa62b..dc4ae7e0ade5 100644
--- a/samples/client/petstore/rust/reqwest-trait/petstore/src/models/with_inner_one_of_foo.rs
+++ b/samples/client/petstore/rust/reqwest-trait/petstore/src/models/with_inner_one_of_foo.rs
@@ -15,6 +15,7 @@ use serde::{Deserialize, Serialize};
 #[serde(untagged)]
 pub enum WithInnerOneOfFoo {
     Order(Box<models::Order>),
+    Order(Box<models::Order>),
 }
 
 impl Default for WithInnerOneOfFoo {
diff --git a/samples/client/petstore/rust/reqwest/petstore-async-middleware/src/models/duplicate_one_of.rs b/samples/client/petstore/rust/reqwest/petstore-async-middleware/src/models/duplicate_one_of.rs
index e1039b65bcf7..6f04fa9eee0b 100644
--- a/samples/client/petstore/rust/reqwest/petstore-async-middleware/src/models/duplicate_one_of.rs
+++ b/samples/client/petstore/rust/reqwest/petstore-async-middleware/src/models/duplicate_one_of.rs
@@ -15,6 +15,7 @@ use serde::{Deserialize, Serialize};
 #[serde(untagged)]
 pub enum DuplicateOneOf {
     Order(Box<models::Order>),
+    Order(Box<models::Order>),
 }
 
 impl Default for DuplicateOneOf {
diff --git a/samples/client/petstore/rust/reqwest/petstore-async-middleware/src/models/with_inner_one_of_foo.rs b/samples/client/petstore/rust/reqwest/petstore-async-middleware/src/models/with_inner_one_of_foo.rs
index 26ed4ce5f116..3ba2160f3d74 100644
--- a/samples/client/petstore/rust/reqwest/petstore-async-middleware/src/models/with_inner_one_of_foo.rs
+++ b/samples/client/petstore/rust/reqwest/petstore-async-middleware/src/models/with_inner_one_of_foo.rs
@@ -15,6 +15,7 @@ use serde::{Deserialize, Serialize};
 #[serde(untagged)]
 pub enum WithInnerOneOfFoo {
     Order(Box<models::Order>),
+    Order(Box<models::Order>),
 }
 
 impl Default for WithInnerOneOfFoo {
diff --git a/samples/client/petstore/rust/reqwest/petstore-async-tokensource/src/models/duplicate_one_of.rs b/samples/client/petstore/rust/reqwest/petstore-async-tokensource/src/models/duplicate_one_of.rs
index e1039b65bcf7..6f04fa9eee0b 100644
--- a/samples/client/petstore/rust/reqwest/petstore-async-tokensource/src/models/duplicate_one_of.rs
+++ b/samples/client/petstore/rust/reqwest/petstore-async-tokensource/src/models/duplicate_one_of.rs
@@ -15,6 +15,7 @@ use serde::{Deserialize, Serialize};
 #[serde(untagged)]
 pub enum DuplicateOneOf {
     Order(Box<models::Order>),
+    Order(Box<models::Order>),
 }
 
 impl Default for DuplicateOneOf {
diff --git a/samples/client/petstore/rust/reqwest/petstore-async-tokensource/src/models/with_inner_one_of_foo.rs b/samples/client/petstore/rust/reqwest/petstore-async-tokensource/src/models/with_inner_one_of_foo.rs
index 26ed4ce5f116..3ba2160f3d74 100644
--- a/samples/client/petstore/rust/reqwest/petstore-async-tokensource/src/models/with_inner_one_of_foo.rs
+++ b/samples/client/petstore/rust/reqwest/petstore-async-tokensource/src/models/with_inner_one_of_foo.rs
@@ -15,6 +15,7 @@ use serde::{Deserialize, Serialize};
 #[serde(untagged)]
 pub enum WithInnerOneOfFoo {
     Order(Box<models::Order>),
+    Order(Box<models::Order>),
 }
 
 impl Default for WithInnerOneOfFoo {
diff --git a/samples/client/petstore/rust/reqwest/petstore-async/src/models/duplicate_one_of.rs b/samples/client/petstore/rust/reqwest/petstore-async/src/models/duplicate_one_of.rs
index e1039b65bcf7..6f04fa9eee0b 100644
--- a/samples/client/petstore/rust/reqwest/petstore-async/src/models/duplicate_one_of.rs
+++ b/samples/client/petstore/rust/reqwest/petstore-async/src/models/duplicate_one_of.rs
@@ -15,6 +15,7 @@ use serde::{Deserialize, Serialize};
 #[serde(untagged)]
 pub enum DuplicateOneOf {
     Order(Box<models::Order>),
+    Order(Box<models::Order>),
 }
 
 impl Default for DuplicateOneOf {
diff --git a/samples/client/petstore/rust/reqwest/petstore-async/src/models/with_inner_one_of_foo.rs b/samples/client/petstore/rust/reqwest/petstore-async/src/models/with_inner_one_of_foo.rs
index 26ed4ce5f116..3ba2160f3d74 100644
--- a/samples/client/petstore/rust/reqwest/petstore-async/src/models/with_inner_one_of_foo.rs
+++ b/samples/client/petstore/rust/reqwest/petstore-async/src/models/with_inner_one_of_foo.rs
@@ -15,6 +15,7 @@ use serde::{Deserialize, Serialize};
 #[serde(untagged)]
 pub enum WithInnerOneOfFoo {
     Order(Box<models::Order>),
+    Order(Box<models::Order>),
 }
 
 impl Default for WithInnerOneOfFoo {
diff --git a/samples/client/petstore/rust/reqwest/petstore-avoid-box/src/models/duplicate_one_of.rs b/samples/client/petstore/rust/reqwest/petstore-avoid-box/src/models/duplicate_one_of.rs
index 383d72228121..567bccefcc2e 100644
--- a/samples/client/petstore/rust/reqwest/petstore-avoid-box/src/models/duplicate_one_of.rs
+++ b/samples/client/petstore/rust/reqwest/petstore-avoid-box/src/models/duplicate_one_of.rs
@@ -15,6 +15,7 @@ use serde::{Deserialize, Serialize};
 #[serde(untagged)]
 pub enum DuplicateOneOf {
     Order(models::Order),
+    Order(models::Order),
 }
 
 impl Default for DuplicateOneOf {
diff --git a/samples/client/petstore/rust/reqwest/petstore-avoid-box/src/models/with_inner_one_of_foo.rs b/samples/client/petstore/rust/reqwest/petstore-avoid-box/src/models/with_inner_one_of_foo.rs
index a0263960c69b..8da680b119d2 100644
--- a/samples/client/petstore/rust/reqwest/petstore-avoid-box/src/models/with_inner_one_of_foo.rs
+++ b/samples/client/petstore/rust/reqwest/petstore-avoid-box/src/models/with_inner_one_of_foo.rs
@@ -15,6 +15,7 @@ use serde::{Deserialize, Serialize};
 #[serde(untagged)]
 pub enum WithInnerOneOfFoo {
     Order(models::Order),
+    Order(models::Order),
 }
 
 impl Default for WithInnerOneOfFoo {
diff --git a/samples/client/petstore/rust/reqwest/petstore-awsv4signature/src/models/duplicate_one_of.rs b/samples/client/petstore/rust/reqwest/petstore-awsv4signature/src/models/duplicate_one_of.rs
index e1039b65bcf7..6f04fa9eee0b 100644
--- a/samples/client/petstore/rust/reqwest/petstore-awsv4signature/src/models/duplicate_one_of.rs
+++ b/samples/client/petstore/rust/reqwest/petstore-awsv4signature/src/models/duplicate_one_of.rs
@@ -15,6 +15,7 @@ use serde::{Deserialize, Serialize};
 #[serde(untagged)]
 pub enum DuplicateOneOf {
     Order(Box<models::Order>),
+    Order(Box<models::Order>),
 }
 
 impl Default for DuplicateOneOf {
diff --git a/samples/client/petstore/rust/reqwest/petstore-awsv4signature/src/models/with_inner_one_of_foo.rs b/samples/client/petstore/rust/reqwest/petstore-awsv4signature/src/models/with_inner_one_of_foo.rs
index 26ed4ce5f116..3ba2160f3d74 100644
--- a/samples/client/petstore/rust/reqwest/petstore-awsv4signature/src/models/with_inner_one_of_foo.rs
+++ b/samples/client/petstore/rust/reqwest/petstore-awsv4signature/src/models/with_inner_one_of_foo.rs
@@ -15,6 +15,7 @@ use serde::{Deserialize, Serialize};
 #[serde(untagged)]
 pub enum WithInnerOneOfFoo {
     Order(Box<models::Order>),
+    Order(Box<models::Order>),
 }
 
 impl Default for WithInnerOneOfFoo {
diff --git a/samples/client/petstore/rust/reqwest/petstore-model-name-prefix/src/models/foo_duplicate_one_of.rs b/samples/client/petstore/rust/reqwest/petstore-model-name-prefix/src/models/foo_duplicate_one_of.rs
index 088a6056eea9..a99a9555521b 100644
--- a/samples/client/petstore/rust/reqwest/petstore-model-name-prefix/src/models/foo_duplicate_one_of.rs
+++ b/samples/client/petstore/rust/reqwest/petstore-model-name-prefix/src/models/foo_duplicate_one_of.rs
@@ -15,6 +15,7 @@ use serde::{Deserialize, Serialize};
 #[serde(untagged)]
 pub enum FooDuplicateOneOf {
     FooOrder(Box<models::FooOrder>),
+    FooOrder(Box<models::FooOrder>),
 }
 
 impl Default for FooDuplicateOneOf {
diff --git a/samples/client/petstore/rust/reqwest/petstore-model-name-prefix/src/models/foo_with_inner_one_of_foo.rs b/samples/client/petstore/rust/reqwest/petstore-model-name-prefix/src/models/foo_with_inner_one_of_foo.rs
index 8dea145e3983..4bcf4dd2026a 100644
--- a/samples/client/petstore/rust/reqwest/petstore-model-name-prefix/src/models/foo_with_inner_one_of_foo.rs
+++ b/samples/client/petstore/rust/reqwest/petstore-model-name-prefix/src/models/foo_with_inner_one_of_foo.rs
@@ -15,6 +15,7 @@ use serde::{Deserialize, Serialize};
 #[serde(untagged)]
 pub enum FooWithInnerOneOfFoo {
     FooOrder(Box<models::FooOrder>),
+    FooOrder(Box<models::FooOrder>),
 }
 
 impl Default for FooWithInnerOneOfFoo {
diff --git a/samples/client/petstore/rust/reqwest/petstore/src/models/duplicate_one_of.rs b/samples/client/petstore/rust/reqwest/petstore/src/models/duplicate_one_of.rs
index ad47a777daec..9cc69d04289e 100644
--- a/samples/client/petstore/rust/reqwest/petstore/src/models/duplicate_one_of.rs
+++ b/samples/client/petstore/rust/reqwest/petstore/src/models/duplicate_one_of.rs
@@ -15,6 +15,7 @@ use serde::{Deserialize, Serialize};
 #[serde(untagged)]
 pub enum DuplicateOneOf {
     Order(Box<models::Order>),
+    Order(Box<models::Order>),
 }
 
 impl Default for DuplicateOneOf {
diff --git a/samples/client/petstore/rust/reqwest/petstore/src/models/with_inner_one_of_foo.rs b/samples/client/petstore/rust/reqwest/petstore/src/models/with_inner_one_of_foo.rs
index 9917806aa62b..dc4ae7e0ade5 100644
--- a/samples/client/petstore/rust/reqwest/petstore/src/models/with_inner_one_of_foo.rs
+++ b/samples/client/petstore/rust/reqwest/petstore/src/models/with_inner_one_of_foo.rs
@@ -15,6 +15,7 @@ use serde::{Deserialize, Serialize};
 #[serde(untagged)]
 pub enum WithInnerOneOfFoo {
     Order(Box<models::Order>),
+    Order(Box<models::Order>),
 }
 
 impl Default for WithInnerOneOfFoo {