1 files changed, 8 insertions, 0 deletions
diff --git a/document/src/main/java/com/yahoo/document/json/JsonWriter.java b/document/src/main/java/com/yahoo/document/json/JsonWriter.java
index 9cbadb65f10..2b0ba138466 100644
--- a/document/src/main/java/com/yahoo/document/json/JsonWriter.java
+++ b/document/src/main/java/com/yahoo/document/json/JsonWriter.java
@@ -9,6 +9,7 @@ import com.yahoo.document.Document;
 import com.yahoo.document.DocumentId;
 import com.yahoo.document.DocumentRemove;
 import com.yahoo.document.DocumentType;
+import com.yahoo.document.DocumentUpdate;
 import com.yahoo.document.Field;
 import com.yahoo.document.annotation.AnnotationReference;
 import com.yahoo.document.datatypes.Array;
@@ -264,6 +265,7 @@ public class JsonWriter implements DocumentWriter {
         // NOP, fetched from Document
     }
 
+    @Override
     public void write(DocumentRemove documentRemove) {
         try {
             generator.writeStartObject();
@@ -277,6 +279,12 @@ public class JsonWriter implements DocumentWriter {
         }
     }
 
+    @Override
+    public void write(DocumentUpdate documentUpdate) {
+        var serializer = new DocumentUpdateJsonSerializer(generator);
+        serializer.serialize(documentUpdate);
+    }
+
     /**
      * Utility method to easily serialize a single document.
      *