diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/native/ApiClient.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/native/ApiClient.mustache
index 62016b135bc..14add046a0b 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/native/ApiClient.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/native/ApiClient.mustache
@@ -14,6 +14,7 @@ import java.io.InputStream;
 import java.net.URI;
 import java.net.URLEncoder;
 import java.net.http.HttpClient;
+import java.net.http.HttpConnectTimeoutException;
 import java.net.http.HttpRequest;
 import java.net.http.HttpResponse;
 import java.time.Duration;
@@ -54,6 +55,7 @@ public class ApiClient {
   private Consumer<HttpResponse<InputStream>> responseInterceptor;
   private Consumer<HttpResponse<String>> asyncResponseInterceptor;
   private Duration readTimeout;
+  private Duration connectTimeout;
 
   private static String valueToString(Object value) {
     if (value == null) {
@@ -158,6 +160,7 @@ public class ApiClient {
     updateBaseUri(getDefaultBaseUri());
     interceptor = null;
     readTimeout = null;
+    connectTimeout = null;
     responseInterceptor = null;
     asyncResponseInterceptor = null;
   }
@@ -175,6 +178,7 @@ public class ApiClient {
     updateBaseUri(baseUri != null ? baseUri : getDefaultBaseUri());
     interceptor = null;
     readTimeout = null;
+    connectTimeout = null;
     responseInterceptor = null;
     asyncResponseInterceptor = null;
   }
@@ -411,4 +415,35 @@ public class ApiClient {
   public Duration getReadTimeout() {
     return readTimeout;
   }
+  /**
+   * Sets the connect timeout (in milliseconds) for the http client.
+   *
+   * <p> In the case where a new connection needs to be established, if
+   * the connection cannot be established within the given {@code
+   * duration}, then {@link HttpClient#send(HttpRequest,BodyHandler)
+   * HttpClient::send} throws an {@link HttpConnectTimeoutException}, or
+   * {@link HttpClient#sendAsync(HttpRequest,BodyHandler)
+   * HttpClient::sendAsync} completes exceptionally with an
+   * {@code HttpConnectTimeoutException}. If a new connection does not
+   * need to be established, for example if a connection can be reused
+   * from a previous request, then this timeout duration has no effect.
+   *
+   * @param connectTimeout connection timeout in milliseconds
+   *
+   * @return This object.
+   */
+  public ApiClient setConnectTimeout(Duration connectTimeout) {
+    this.connectTimeout = connectTimeout;
+    this.builder.connectTimeout(connectTimeout);
+    return this;
+  }
+
+  /**
+   * Get connection timeout (in milliseconds).
+   *
+   * @return Timeout in milliseconds
+   */
+  public Duration getConnectTimeout() {
+    return connectTimeout;
+  }
 }
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/native/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/native/build.gradle.mustache
index 487892debea..abeb66295a9 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/native/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/native/build.gradle.mustache
@@ -63,7 +63,7 @@ artifacts {
 
 ext {
     swagger_annotations_version = "1.5.22"
-    jackson_version = "2.10.4"
+    jackson_version = "2.13.0"
     jakarta_annotation_version = "1.3.5"
     junit_version = "4.13.2"
 }
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/native/pom.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/native/pom.mustache
index 768cb3eb126..35065d6499a 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/native/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/native/pom.mustache
@@ -221,7 +221,7 @@
         <swagger-annotations-version>1.5.22</swagger-annotations-version>
         <maven.compiler.source>11</maven.compiler.source>
         <maven.compiler.target>11</maven.compiler.target>
-        <jackson-version>2.10.4</jackson-version>
+        <jackson-version>2.13.0</jackson-version>
         <jackson-databind-nullable-version>0.2.2</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>4.13.2</junit-version>
diff --git a/samples/client/petstore/java/native-async/build.gradle b/samples/client/petstore/java/native-async/build.gradle
index dfc762f8792..60dc3e1e959 100644
--- a/samples/client/petstore/java/native-async/build.gradle
+++ b/samples/client/petstore/java/native-async/build.gradle
@@ -63,7 +63,7 @@ artifacts {
 
 ext {
     swagger_annotations_version = "1.5.22"
-    jackson_version = "2.10.4"
+    jackson_version = "2.13.0"
     jakarta_annotation_version = "1.3.5"
     junit_version = "4.13.2"
 }
diff --git a/samples/client/petstore/java/native-async/pom.xml b/samples/client/petstore/java/native-async/pom.xml
index 4991ea8b9d6..a07ba182c37 100644
--- a/samples/client/petstore/java/native-async/pom.xml
+++ b/samples/client/petstore/java/native-async/pom.xml
@@ -214,7 +214,7 @@
         <swagger-annotations-version>1.5.22</swagger-annotations-version>
         <maven.compiler.source>11</maven.compiler.source>
         <maven.compiler.target>11</maven.compiler.target>
-        <jackson-version>2.10.4</jackson-version>
+        <jackson-version>2.13.0</jackson-version>
         <jackson-databind-nullable-version>0.2.2</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>4.13.2</junit-version>
diff --git a/samples/client/petstore/java/native-async/src/main/java/org/openapitools/client/ApiClient.java b/samples/client/petstore/java/native-async/src/main/java/org/openapitools/client/ApiClient.java
index df94845d590..9f57c5e9ce9 100644
--- a/samples/client/petstore/java/native-async/src/main/java/org/openapitools/client/ApiClient.java
+++ b/samples/client/petstore/java/native-async/src/main/java/org/openapitools/client/ApiClient.java
@@ -23,6 +23,7 @@ import java.io.InputStream;
 import java.net.URI;
 import java.net.URLEncoder;
 import java.net.http.HttpClient;
+import java.net.http.HttpConnectTimeoutException;
 import java.net.http.HttpRequest;
 import java.net.http.HttpResponse;
 import java.time.Duration;
@@ -63,6 +64,7 @@ public class ApiClient {
   private Consumer<HttpResponse<InputStream>> responseInterceptor;
   private Consumer<HttpResponse<String>> asyncResponseInterceptor;
   private Duration readTimeout;
+  private Duration connectTimeout;
 
   private static String valueToString(Object value) {
     if (value == null) {
@@ -167,6 +169,7 @@ public class ApiClient {
     updateBaseUri(getDefaultBaseUri());
     interceptor = null;
     readTimeout = null;
+    connectTimeout = null;
     responseInterceptor = null;
     asyncResponseInterceptor = null;
   }
@@ -184,6 +187,7 @@ public class ApiClient {
     updateBaseUri(baseUri != null ? baseUri : getDefaultBaseUri());
     interceptor = null;
     readTimeout = null;
+    connectTimeout = null;
     responseInterceptor = null;
     asyncResponseInterceptor = null;
   }
@@ -418,4 +422,35 @@ public class ApiClient {
   public Duration getReadTimeout() {
     return readTimeout;
   }
+  /**
+   * Sets the connect timeout (in milliseconds) for the http client.
+   *
+   * <p> In the case where a new connection needs to be established, if
+   * the connection cannot be established within the given {@code
+   * duration}, then {@link HttpClient#send(HttpRequest,BodyHandler)
+   * HttpClient::send} throws an {@link HttpConnectTimeoutException}, or
+   * {@link HttpClient#sendAsync(HttpRequest,BodyHandler)
+   * HttpClient::sendAsync} completes exceptionally with an
+   * {@code HttpConnectTimeoutException}. If a new connection does not
+   * need to be established, for example if a connection can be reused
+   * from a previous request, then this timeout duration has no effect.
+   *
+   * @param connectTimeout connection timeout in milliseconds
+   *
+   * @return This object.
+   */
+  public ApiClient setConnectTimeout(Duration connectTimeout) {
+    this.connectTimeout = connectTimeout;
+    this.builder.connectTimeout(connectTimeout);
+    return this;
+  }
+
+  /**
+   * Get connection timeout (in milliseconds).
+   *
+   * @return Timeout in milliseconds
+   */
+  public Duration getConnectTimeout() {
+    return connectTimeout;
+  }
 }
diff --git a/samples/client/petstore/java/native/build.gradle b/samples/client/petstore/java/native/build.gradle
index dfc762f8792..60dc3e1e959 100644
--- a/samples/client/petstore/java/native/build.gradle
+++ b/samples/client/petstore/java/native/build.gradle
@@ -63,7 +63,7 @@ artifacts {
 
 ext {
     swagger_annotations_version = "1.5.22"
-    jackson_version = "2.10.4"
+    jackson_version = "2.13.0"
     jakarta_annotation_version = "1.3.5"
     junit_version = "4.13.2"
 }
diff --git a/samples/client/petstore/java/native/pom.xml b/samples/client/petstore/java/native/pom.xml
index 4991ea8b9d6..a07ba182c37 100644
--- a/samples/client/petstore/java/native/pom.xml
+++ b/samples/client/petstore/java/native/pom.xml
@@ -214,7 +214,7 @@
         <swagger-annotations-version>1.5.22</swagger-annotations-version>
         <maven.compiler.source>11</maven.compiler.source>
         <maven.compiler.target>11</maven.compiler.target>
-        <jackson-version>2.10.4</jackson-version>
+        <jackson-version>2.13.0</jackson-version>
         <jackson-databind-nullable-version>0.2.2</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>4.13.2</junit-version>
diff --git a/samples/client/petstore/java/native/src/main/java/org/openapitools/client/ApiClient.java b/samples/client/petstore/java/native/src/main/java/org/openapitools/client/ApiClient.java
index df94845d590..9f57c5e9ce9 100644
--- a/samples/client/petstore/java/native/src/main/java/org/openapitools/client/ApiClient.java
+++ b/samples/client/petstore/java/native/src/main/java/org/openapitools/client/ApiClient.java
@@ -23,6 +23,7 @@ import java.io.InputStream;
 import java.net.URI;
 import java.net.URLEncoder;
 import java.net.http.HttpClient;
+import java.net.http.HttpConnectTimeoutException;
 import java.net.http.HttpRequest;
 import java.net.http.HttpResponse;
 import java.time.Duration;
@@ -63,6 +64,7 @@ public class ApiClient {
   private Consumer<HttpResponse<InputStream>> responseInterceptor;
   private Consumer<HttpResponse<String>> asyncResponseInterceptor;
   private Duration readTimeout;
+  private Duration connectTimeout;
 
   private static String valueToString(Object value) {
     if (value == null) {
@@ -167,6 +169,7 @@ public class ApiClient {
     updateBaseUri(getDefaultBaseUri());
     interceptor = null;
     readTimeout = null;
+    connectTimeout = null;
     responseInterceptor = null;
     asyncResponseInterceptor = null;
   }
@@ -184,6 +187,7 @@ public class ApiClient {
     updateBaseUri(baseUri != null ? baseUri : getDefaultBaseUri());
     interceptor = null;
     readTimeout = null;
+    connectTimeout = null;
     responseInterceptor = null;
     asyncResponseInterceptor = null;
   }
@@ -418,4 +422,35 @@ public class ApiClient {
   public Duration getReadTimeout() {
     return readTimeout;
   }
+  /**
+   * Sets the connect timeout (in milliseconds) for the http client.
+   *
+   * <p> In the case where a new connection needs to be established, if
+   * the connection cannot be established within the given {@code
+   * duration}, then {@link HttpClient#send(HttpRequest,BodyHandler)
+   * HttpClient::send} throws an {@link HttpConnectTimeoutException}, or
+   * {@link HttpClient#sendAsync(HttpRequest,BodyHandler)
+   * HttpClient::sendAsync} completes exceptionally with an
+   * {@code HttpConnectTimeoutException}. If a new connection does not
+   * need to be established, for example if a connection can be reused
+   * from a previous request, then this timeout duration has no effect.
+   *
+   * @param connectTimeout connection timeout in milliseconds
+   *
+   * @return This object.
+   */
+  public ApiClient setConnectTimeout(Duration connectTimeout) {
+    this.connectTimeout = connectTimeout;
+    this.builder.connectTimeout(connectTimeout);
+    return this;
+  }
+
+  /**
+   * Get connection timeout (in milliseconds).
+   *
+   * @return Timeout in milliseconds
+   */
+  public Duration getConnectTimeout() {
+    return connectTimeout;
+  }
 }