diff --git a/sdks/java/io/google-cloud-platform/src/main/java/org/apache/beam/sdk/io/gcp/bigquery/providers/BigQueryFileLoadsSchemaTransformProvider.java b/sdks/java/io/google-cloud-platform/src/main/java/org/apache/beam/sdk/io/gcp/bigquery/providers/BigQueryFileLoadsSchemaTransformProvider.java
index 1c5f2ef1c7d7..8899ac82eb06 100644
--- a/sdks/java/io/google-cloud-platform/src/main/java/org/apache/beam/sdk/io/gcp/bigquery/providers/BigQueryFileLoadsSchemaTransformProvider.java
+++ b/sdks/java/io/google-cloud-platform/src/main/java/org/apache/beam/sdk/io/gcp/bigquery/providers/BigQueryFileLoadsSchemaTransformProvider.java
@@ -96,7 +96,8 @@ public PCollectionRowTuple expand(PCollectionRowTuple input) {
       return PCollectionRowTuple.empty(input.getPipeline());
     }
 
-    BigQueryIO.Write<Row> toWrite(Schema schema, PipelineOptions options) {
+    @VisibleForTesting
+    public BigQueryIO.Write<Row> toWrite(Schema schema, PipelineOptions options) {
       PortableBigQueryDestinations dynamicDestinations =
           new PortableBigQueryDestinations(schema, configuration);
       BigQueryIO.Write<Row> write =
@@ -108,7 +109,8 @@ BigQueryIO.Write<Row> toWrite(Schema schema, PipelineOptions options) {
               .withCustomGcsTempLocation(
                   ValueProvider.StaticValueProvider.of(options.getTempLocation()))
               .withWriteDisposition(WriteDisposition.WRITE_APPEND)
-              // Use Avro format for better performance. Don't change this unless it's for a good reason.
+              // Use Avro format for better performance. Don't change this unless it's for a good
+              // reason.
               .withAvroFormatFunction(dynamicDestinations.getAvroFilterFormatFunction(false));
 
       if (!Strings.isNullOrEmpty(configuration.getCreateDisposition())) {
diff --git a/sdks/java/io/google-cloud-platform/src/test/java/org/apache/beam/sdk/io/gcp/bigquery/BigQueryIOWriteTest.java b/sdks/java/io/google-cloud-platform/src/test/java/org/apache/beam/sdk/io/gcp/bigquery/BigQueryIOWriteTest.java
index d96e22f84907..dd218b2bd44b 100644
--- a/sdks/java/io/google-cloud-platform/src/test/java/org/apache/beam/sdk/io/gcp/bigquery/BigQueryIOWriteTest.java
+++ b/sdks/java/io/google-cloud-platform/src/test/java/org/apache/beam/sdk/io/gcp/bigquery/BigQueryIOWriteTest.java
@@ -19,6 +19,7 @@
 
 import static org.apache.beam.sdk.io.gcp.bigquery.BigQueryHelpers.toJsonString;
 import static org.apache.beam.sdk.io.gcp.bigquery.WriteTables.ResultCoder.INSTANCE;
+import static org.apache.beam.sdk.io.gcp.bigquery.providers.BigQueryFileLoadsSchemaTransformProvider.BigQueryFileLoadsSchemaTransform;
 import static org.apache.beam.sdk.transforms.display.DisplayDataMatchers.hasDisplayItem;
 import static org.apache.beam.vendor.guava.v32_1_2_jre.com.google.common.base.Preconditions.checkArgument;
 import static org.apache.beam.vendor.guava.v32_1_2_jre.com.google.common.base.Preconditions.checkNotNull;
@@ -32,6 +33,7 @@
 import static org.hamcrest.Matchers.is;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertNull;
 import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;
@@ -117,11 +119,13 @@
 import org.apache.beam.sdk.io.gcp.bigquery.WritePartition.ResultCoder;
 import org.apache.beam.sdk.io.gcp.bigquery.WriteRename.TempTableCleanupFn;
 import org.apache.beam.sdk.io.gcp.bigquery.WriteTables.Result;
+import org.apache.beam.sdk.io.gcp.bigquery.providers.BigQueryFileLoadsSchemaTransformProvider;
 import org.apache.beam.sdk.io.gcp.testing.FakeBigQueryServices;
 import org.apache.beam.sdk.io.gcp.testing.FakeDatasetService;
 import org.apache.beam.sdk.io.gcp.testing.FakeJobService;
 import org.apache.beam.sdk.metrics.Lineage;
 import org.apache.beam.sdk.options.PipelineOptions;
+import org.apache.beam.sdk.options.PipelineOptionsFactory;
 import org.apache.beam.sdk.options.ValueProvider;
 import org.apache.beam.sdk.schemas.JavaFieldSchema;
 import org.apache.beam.sdk.schemas.Schema;
@@ -818,6 +822,25 @@ public void testStreamingFileLoadsWithAutoSharding() throws Exception {
     assertEquals(2 * numTables, fakeDatasetService.getInsertCount());
   }
 
+  @Test
+  public void testFileLoadSchemaTransformUsesAvroFormat() {
+    // ensure we are writing with the more performant avro format
+    assumeTrue(!useStreaming);
+    assumeTrue(!useStorageApi);
+    BigQueryFileLoadsSchemaTransformProvider provider =
+        new BigQueryFileLoadsSchemaTransformProvider();
+    Row configuration =
+        Row.withSchema(provider.configurationSchema())
+            .withFieldValue("table", "some-table")
+            .build();
+    BigQueryFileLoadsSchemaTransform schemaTransform =
+        (BigQueryFileLoadsSchemaTransform) provider.from(configuration);
+    BigQueryIO.Write<Row> write =
+        schemaTransform.toWrite(Schema.of(), PipelineOptionsFactory.create());
+    assertNull(write.getFormatFunction());
+    assertNotNull(write.getAvroRowWriterFactory());
+  }
+
   @Test
   public void testBatchFileLoads() throws Exception {
     assumeTrue(!useStreaming);