diff --git a/samples/server/petstore/rust-server/output/ping-bearer-auth/.openapi-generator/VERSION b/samples/server/petstore/rust-server/output/ping-bearer-auth/.openapi-generator/VERSION
index d99e7162d01..3fa3b389a57 100644
--- a/samples/server/petstore/rust-server/output/ping-bearer-auth/.openapi-generator/VERSION
+++ b/samples/server/petstore/rust-server/output/ping-bearer-auth/.openapi-generator/VERSION
@@ -1 +1 @@
-5.0.0-SNAPSHOT
\ No newline at end of file
+5.0.1-SNAPSHOT
\ No newline at end of file
diff --git a/samples/server/petstore/rust-server/output/ping-bearer-auth/Cargo.toml b/samples/server/petstore/rust-server/output/ping-bearer-auth/Cargo.toml
index 5f14f44c654..f01bd666532 100644
--- a/samples/server/petstore/rust-server/output/ping-bearer-auth/Cargo.toml
+++ b/samples/server/petstore/rust-server/output/ping-bearer-auth/Cargo.toml
@@ -29,7 +29,7 @@ openssl = {version = "0.10", optional = true }
 async-trait = "0.1.24"
 chrono = { version = "0.4", features = ["serde"] }
 futures = "0.3"
-swagger = "5.0.0-alpha-1"
+swagger = "5.0.2"
 log = "0.4.0"
 mime = "0.3"
 
diff --git a/samples/server/petstore/rust-server/output/ping-bearer-auth/src/lib.rs b/samples/server/petstore/rust-server/output/ping-bearer-auth/src/lib.rs
index f92689462e1..0f93036c82e 100644
--- a/samples/server/petstore/rust-server/output/ping-bearer-auth/src/lib.rs
+++ b/samples/server/petstore/rust-server/output/ping-bearer-auth/src/lib.rs
@@ -5,13 +5,14 @@ use futures::Stream;
 use std::error::Error;
 use std::task::{Poll, Context};
 use swagger::{ApiError, ContextWrapper};
+use serde::{Serialize, Deserialize};
 
 type ServiceError = Box<dyn Error + Send + Sync + 'static>;
 
 pub const BASE_PATH: &'static str = "";
 pub const API_VERSION: &'static str = "1.0";
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Serialize, Deserialize)]
 pub enum PingGetResponse {
     /// OK
     OK
diff --git a/samples/server/petstore/rust-server/output/ping-bearer-auth/src/models.rs b/samples/server/petstore/rust-server/output/ping-bearer-auth/src/models.rs
index aaf4182a33e..cf82e33947d 100644
--- a/samples/server/petstore/rust-server/output/ping-bearer-auth/src/models.rs
+++ b/samples/server/petstore/rust-server/output/ping-bearer-auth/src/models.rs
@@ -3,4 +3,3 @@
 use crate::models;
 #[cfg(any(feature = "client", feature = "server"))]
 use crate::header;
-