diff --git a/modules/swagger-codegen/src/test/java/io/swagger/codegen/v3/service/GeneratorServiceTest.java b/modules/swagger-codegen/src/test/java/io/swagger/codegen/v3/service/GeneratorServiceTest.java
index 33d611e3444..03b427402d0 100644
--- a/modules/swagger-codegen/src/test/java/io/swagger/codegen/v3/service/GeneratorServiceTest.java
+++ b/modules/swagger-codegen/src/test/java/io/swagger/codegen/v3/service/GeneratorServiceTest.java
@@ -1,6 +1,9 @@
 package io.swagger.codegen.v3.service;
 
 import com.fasterxml.jackson.databind.JsonNode;
+import io.swagger.codegen.CodegenConstants;
+import io.swagger.codegen.DefaultGenerator;
+import io.swagger.codegen.config.CodegenConfigurator;
 import io.swagger.util.Json;
 import io.swagger.util.Yaml;
 import io.swagger.v3.oas.models.OpenAPI;
@@ -15,7 +18,12 @@
 import java.io.IOException;
 import java.io.InputStream;
 import java.nio.file.Files;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
+
+import static org.testng.Assert.assertFalse;
+import static org.testng.Assert.assertTrue;
 
 public class GeneratorServiceTest {
 
@@ -210,6 +218,32 @@ public void testGeneratorService_notNullJacksonAnnotationJava_True() throws IOEx
         }
     }
 
+    @Test
+    public void testIgnoreUnknownJacksonAnnotationJava_True() throws IOException {
+        String path = getTmpFolder().getAbsolutePath();
+        GenerationRequest request = new GenerationRequest();
+        request
+                .codegenVersion(GenerationRequest.CodegenVersion.V3)
+                .type(GenerationRequest.Type.CLIENT)
+                .lang("java")
+                .spec(loadSpecAsNode("3_0_0/issue-9203.yaml", true, false))
+                .options(
+                        new Options()
+                                .outputDir(path)
+                                .addAdditionalProperty("ignoreUnknownJacksonAnnotation", true)
+                );
+
+        List<File> files = new GeneratorService().generationRequest(request).generate();
+        Assert.assertFalse(files.isEmpty());
+        for (File f: files) {
+            String relPath = f.getAbsolutePath().substring(path.length());
+            if ("/src/main/java/io/swagger/client/model/OrderLineAudit.java".equals(relPath)) {
+                Assert.assertTrue(FileUtils.readFileToString(f).contains("@JsonIgnoreProperties(ignoreUnknown = true)"));
+                Assert.assertTrue(FileUtils.readFileToString(f).contains("import com.fasterxml.jackson.annotation.JsonIgnoreProperties;"));
+            }
+        }
+    }
+
     @Test(description = "test generator service with java enum parameters in type")
     public void testGeneratorService_WithEnumParametersType() throws IOException {
 
@@ -264,6 +298,33 @@ public void testGeneratorService_notNullJacksonAnnotationJava_False() throws IOE
         }
     }
 
+    @Test(description = "test generator service with java")
+    public void testGeneratorService_ignoreUnknownJacksonAnnotationJava_False() throws IOException {
+
+        String path = getTmpFolder().getAbsolutePath();
+        GenerationRequest request = new GenerationRequest();
+        request
+                .codegenVersion(GenerationRequest.CodegenVersion.V3)
+                .type(GenerationRequest.Type.CLIENT)
+                .lang("java")
+                .spec(loadSpecAsNode("3_0_0/issue-9203.yaml", true, false))
+                .options(
+                        new Options()
+                                .outputDir(path)
+                                .addAdditionalProperty("ignoreUnknownJacksonAnnotation", false)
+                );
+
+        List<File> files = new GeneratorService().generationRequest(request).generate();
+        Assert.assertFalse(files.isEmpty());
+        for (File f: files) {
+            String relPath = f.getAbsolutePath().substring(path.length());
+            if ("/src/main/java/io/swagger/client/model/OrderLineAudit.java".equals(relPath)) {
+                Assert.assertFalse(FileUtils.readFileToString(f).contains("@JsonIgnoreProperties(ignoreUnknown = true)"));
+                Assert.assertFalse(FileUtils.readFileToString(f).contains("import com.fasterxml.jackson.annotation.JsonIgnoreProperties"));
+            }
+        }
+    }
+
 
     @Test(description = "test generator service with spring")
     public void testGeneratorService_notNullJacksonAnnotationSpring_True() throws IOException {
@@ -292,6 +353,33 @@ public void testGeneratorService_notNullJacksonAnnotationSpring_True() throws IO
         }
     }
 
+    @Test(description = "test generator service with spring")
+    public void testGeneratorService_ignoreUnknownJacksonAnnotationSpring_True() throws IOException {
+
+        String path = getTmpFolder().getAbsolutePath();
+        GenerationRequest request = new GenerationRequest();
+        request
+                .codegenVersion(GenerationRequest.CodegenVersion.V3)
+                .type(GenerationRequest.Type.CLIENT)
+                .lang("spring")
+                .spec(loadSpecAsNode("3_0_0/issue-9203.yaml", true, false))
+                .options(
+                        new Options()
+                                .outputDir(path)
+                                .addAdditionalProperty("ignoreUnknownJacksonAnnotation", true)
+                );
+
+        List<File> files = new GeneratorService().generationRequest(request).generate();
+        Assert.assertFalse(files.isEmpty());
+        for (File f: files) {
+            String relPath = f.getAbsolutePath().substring(path.length());
+            if ("/src/main/java/io/swagger/client/model/OrderLineAudit.java".equals(relPath)) {
+                Assert.assertTrue(FileUtils.readFileToString(f).contains("@JsonIgnoreProperties(ignoreUnknown = true)"));
+                Assert.assertTrue(FileUtils.readFileToString(f).contains("import com.fasterxml.jackson.annotation.JsonIgnoreProperties"));
+            }
+        }
+    }
+
     @Test(description = "test generator service with spring")
     public void testGeneratorService_notNullJacksonAnnotationSpring_False() throws IOException {
 
@@ -319,6 +407,33 @@ public void testGeneratorService_notNullJacksonAnnotationSpring_False() throws I
         }
     }
 
+    @Test(description = "test generator service with spring")
+    public void testGeneratorService_ignoreUnknownJacksonAnnotationSpring_False() throws IOException {
+
+        String path = getTmpFolder().getAbsolutePath();
+        GenerationRequest request = new GenerationRequest();
+        request
+                .codegenVersion(GenerationRequest.CodegenVersion.V3)
+                .type(GenerationRequest.Type.CLIENT)
+                .lang("spring")
+                .spec(loadSpecAsNode("3_0_0/issue-9203.yaml", true, false))
+                .options(
+                        new Options()
+                                .outputDir(path)
+                                .addAdditionalProperty("ignoreUnknownJacksonAnnotation", false)
+                );
+
+        List<File> files = new GeneratorService().generationRequest(request).generate();
+        Assert.assertFalse(files.isEmpty());
+        for (File f: files) {
+            String relPath = f.getAbsolutePath().substring(path.length());
+            if ("/src/main/java/io/swagger/client/model/OrderLineAudit.java".equals(relPath)) {
+                Assert.assertFalse(FileUtils.readFileToString(f).contains("@JsonIgnoreProperties(ignoreUnknown = true)"));
+                Assert.assertFalse(FileUtils.readFileToString(f).contains("import com.fasterxml.jackson.annotation.JsonIgnoreProperties"));
+            }
+        }
+    }
+
     @Test(description = "test generator oneOf ComposedSchema Properties")
     public void testGenerator_FlattenInlineComposedSchema() throws IOException {
 
diff --git a/pom.xml b/pom.xml
index 186c3c76e0b..081021c02d1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1201,7 +1201,7 @@
     </repositories>
     <properties>
         <maven.compiler.release>8</maven.compiler.release>
-        <swagger-codegen-generators-version>1.0.52</swagger-codegen-generators-version>
+        <swagger-codegen-generators-version>1.0.53-SNAPSHOT</swagger-codegen-generators-version>
         <swagger-core-version>2.2.22</swagger-core-version>
         <swagger-core-version-v1>1.6.14</swagger-core-version-v1>
         <swagger-parser-version>2.1.22</swagger-parser-version>