diff --git a/CHANGELOG.md b/CHANGELOG.md
index f3a10a5a53..9132cde8a8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -34,6 +34,7 @@ This section is for maintaining a changelog for all breaking changes for the cli
 - Fix PutTemplateRequest field deserialization ([#723](https://github.com/opensearch-project/opensearch-java/pull/723))
 - Fix PutIndexTemplateRequest field deserialization ([#765](https://github.com/opensearch-project/opensearch-java/pull/765))
 - Fix InnerHits storedFields deserialization/serialization ([#781](https://github.com/opensearch-project/opensearch-java/pull/781)
+- Fix PutPipelineRequest field deserialization ([#789](https://github.com/opensearch-project/opensearch-java/issues/789)
 
 ### Security
 
@@ -258,4 +259,4 @@ This section is for maintaining a changelog for all breaking changes for the cli
 [2.5.0]: https://github.com/opensearch-project/opensearch-java/compare/v2.4.0...v2.5.0
 [2.4.0]: https://github.com/opensearch-project/opensearch-java/compare/v2.3.0...v2.4.0
 [2.3.0]: https://github.com/opensearch-project/opensearch-java/compare/v2.2.0...v2.3.0
-[2.2.0]: https://github.com/opensearch-project/opensearch-java/compare/v2.1.0...v2.2.0
\ No newline at end of file
+[2.2.0]: https://github.com/opensearch-project/opensearch-java/compare/v2.1.0...v2.2.0
diff --git a/java-client/src/main/java/org/opensearch/client/opensearch/ingest/PutPipelineRequest.java b/java-client/src/main/java/org/opensearch/client/opensearch/ingest/PutPipelineRequest.java
index 163e03dda2..80e58122ea 100644
--- a/java-client/src/main/java/org/opensearch/client/opensearch/ingest/PutPipelineRequest.java
+++ b/java-client/src/main/java/org/opensearch/client/opensearch/ingest/PutPipelineRequest.java
@@ -481,6 +481,7 @@ protected static void setupPutPipelineRequestDeserializer(ObjectDeserializer<Put
 
         op.add(Builder::meta, JsonpDeserializer.stringMapDeserializer(JsonData._DESERIALIZER), "_meta");
         op.add(Builder::description, JsonpDeserializer.stringDeserializer(), "description");
+        op.add(Builder::id, JsonpDeserializer.stringDeserializer(), "id");
         op.add(Builder::onFailure, JsonpDeserializer.arrayDeserializer(Processor._DESERIALIZER), "on_failure");
         op.add(Builder::processors, JsonpDeserializer.arrayDeserializer(Processor._DESERIALIZER), "processors");
         op.add(Builder::version, JsonpDeserializer.longDeserializer(), "version");
diff --git a/java-client/src/test/java/org/opensearch/client/opensearch/experiments/ParsingTests.java b/java-client/src/test/java/org/opensearch/client/opensearch/experiments/ParsingTests.java
index 6963f82f89..9c15c7562e 100644
--- a/java-client/src/test/java/org/opensearch/client/opensearch/experiments/ParsingTests.java
+++ b/java-client/src/test/java/org/opensearch/client/opensearch/experiments/ParsingTests.java
@@ -34,7 +34,9 @@
 
 import java.util.Arrays;
 import java.util.Map;
+
 import org.junit.Test;
+import org.opensearch.client.json.JsonData;
 import org.opensearch.client.opensearch._types.Time;
 import org.opensearch.client.opensearch._types.analysis.Analyzer;
 import org.opensearch.client.opensearch._types.analysis.TokenFilterDefinition;
@@ -53,6 +55,8 @@
 import org.opensearch.client.opensearch.indices.IndexSettingsSearch;
 import org.opensearch.client.opensearch.indices.Translog;
 import org.opensearch.client.opensearch.indices.get_field_mapping.TypeFieldMappings;
+import org.opensearch.client.opensearch.ingest.ConvertType;
+import org.opensearch.client.opensearch.ingest.PutPipelineRequest;
 import org.opensearch.client.opensearch.model.ModelTestCase;
 
 public class ParsingTests extends ModelTestCase {
@@ -320,11 +324,11 @@ public void testIndexSettingsSearch() {
                 s -> s.level("info")
                     .threshold(
                         t -> t.query(
-                            it -> it.debug(Time.of(ti -> ti.time("500ms")))
-                                .info(Time.of(ti -> ti.time("1000ms")))
-                                .trace(Time.of(ti -> ti.time("200ms")))
-                                .warn(Time.of(ti -> ti.time("5000ms")))
-                        )
+                                it -> it.debug(Time.of(ti -> ti.time("500ms")))
+                                    .info(Time.of(ti -> ti.time("1000ms")))
+                                    .trace(Time.of(ti -> ti.time("200ms")))
+                                    .warn(Time.of(ti -> ti.time("5000ms")))
+                            )
                             .fetch(
                                 it -> it.debug(Time.of(ti -> ti.time("5ms")))
                                     .info(Time.of(ti -> ti.time("10ms")))
@@ -357,4 +361,29 @@ public void testIndexSettingsSearch() {
         assertEquals(search.idle().after().time(), deserialized.idle().after().time());
 
     }
+
+    @Test
+    public void testPutPipelineRequestDeserialization() {
+        var putPipelineRequest = PutPipelineRequest.of(b ->
+            b.id("test-pipeline")
+                .description("pipeline desc")
+                .processors(p -> p.convert(c -> c.field("age").targetField("age").type(ConvertType.Integer)))
+        );
+
+        var input = "{\"id\":\"test-pipeline\",\"description\":\"pipeline desc\"," +
+            "\"processors\":[{\"convert\":{\"field\":\"age\",\"target_field\":\"age\",\"type\":\"integer\"}}]}";
+
+        var deserialized = fromJson(input, PutPipelineRequest._DESERIALIZER);
+
+        assertEquals(putPipelineRequest.id(), deserialized.id());
+        assertEquals(putPipelineRequest.description(), deserialized.description());
+        assertEquals(putPipelineRequest.processors().size(), deserialized.processors().size());
+
+        var processor = putPipelineRequest.processors().get(0);
+        var deserializedProcessor = deserialized.processors().get(0);
+        assertEquals(processor._kind(), deserializedProcessor._kind());
+        assertEquals(processor.convert().field(), deserializedProcessor.convert().field());
+        assertEquals(processor.convert().targetField(), deserializedProcessor.convert().targetField());
+        assertEquals(processor.convert().type(), deserializedProcessor.convert().type());
+    }
 }