diff --git a/lang/java/avro/src/test/java/org/apache/avro/TestDataFile.java b/lang/java/avro/src/test/java/org/apache/avro/TestDataFile.java
index dce33514a78..ed83afa0b41 100644
--- a/lang/java/avro/src/test/java/org/apache/avro/TestDataFile.java
+++ b/lang/java/avro/src/test/java/org/apache/avro/TestDataFile.java
@@ -25,7 +25,6 @@
 import java.io.ByteArrayOutputStream;
 import java.io.File;
 import java.io.IOException;
-import java.io.RandomAccessFile;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Random;
@@ -37,15 +36,11 @@
 import org.apache.avro.file.DataFileWriter;
 import org.apache.avro.file.FileReader;
 import org.apache.avro.file.SeekableFileInput;
-import org.apache.avro.file.SyncableFileOutputStream;
 import org.apache.avro.file.Syncable;
 import org.apache.avro.generic.GenericData;
 import org.apache.avro.generic.GenericDatumReader;
 import org.apache.avro.generic.GenericDatumWriter;
 import org.apache.avro.io.DatumReader;
-import org.apache.avro.io.DatumWriter;
-import org.apache.avro.specific.SpecificDatumReader;
-import org.apache.avro.specific.SpecificDatumWriter;
 import org.apache.avro.util.RandomData;
 
 import org.junit.jupiter.api.Test;
@@ -107,7 +102,6 @@ public void runTestsInOrder(CodecFactory codec) throws Exception {
     testReadWithHeader(codec);
     testFSync(codec, false);
     testFSync(codec, true);
-    testAppendStream(codec);
   }
 
   private void testGenericWrite(CodecFactory codec) throws IOException {
@@ -339,64 +333,6 @@ private void testFSync(CodecFactory codec, boolean useFile) throws IOException {
     }
   }
 
-  private void testAppendStream(CodecFactory codec) throws IOException {
-    File file = makeFile(codec);
-
-    DatumWriter<Object> datumWriter = new SpecificDatumWriter<>();
-
-    // write COUNT objects to datafile
-    try (DataFileWriter<Object> writer = new DataFileWriter<>(datumWriter)) {
-      try (RandomAccessFile raf = new RandomAccessFile(file, "rw")) {
-
-        SyncableFileOutputStream fileOutputStream = new SyncableFileOutputStream(raf.getFD());
-
-        writer.create(SCHEMA, fileOutputStream);
-        for (Object datum : new RandomData(SCHEMA, COUNT, SEED)) {
-          writer.append(datum);
-          writer.flush();
-        }
-      }
-    }
-
-    // append to existing file
-    try (DataFileWriter<Object> writer = new DataFileWriter<>(datumWriter)) {
-      try (RandomAccessFile raf = new RandomAccessFile(file, "rw")) {
-        try (RandomAccessFile rif = new RandomAccessFile(file, "r")) {
-
-          SyncableFileOutputStream fileOutputStream = new SyncableFileOutputStream(raf.getFD());
-
-          // seek to end
-          fileOutputStream.getChannel().position(fileOutputStream.getChannel().size());
-
-          // append to existing fileStream
-          try (SeekableFileInput in = new SeekableFileInput(rif.getFD())) {
-            writer.appendTo(in, fileOutputStream);
-          }
-
-          for (Object datum : new RandomData(SCHEMA, COUNT, SEED + 1)) {
-            writer.append(datum);
-            writer.flush();
-          }
-        }
-      }
-    }
-
-    // verify objects in file
-    long recordCounter = 0;
-
-    try (RandomAccessFile raf = new RandomAccessFile(file, "r")) {
-      SeekableFileInput in = new SeekableFileInput(raf.getFD());
-      DatumReader<Object> datumReader = new SpecificDatumReader<>();
-      try (FileReader<? extends Object> reader = DataFileReader.openReader(in, datumReader)) {
-        while (reader.hasNext()) {
-          reader.next();
-          recordCounter++;
-        }
-      }
-    }
-    assertEquals(COUNT * 2, recordCounter);
-  }
-
   static void readFile(File f, DatumReader<? extends Object> datumReader) throws IOException {
     try (FileReader<? extends Object> reader = DataFileReader.openReader(f, datumReader)) {
       for (Object datum : reader) {