diff --git a/plugin/trino-iceberg/src/test/java/io/trino/plugin/iceberg/BaseIcebergConnectorTest.java b/plugin/trino-iceberg/src/test/java/io/trino/plugin/iceberg/BaseIcebergConnectorTest.java
index 0d6f2c444951..12f91b2b51aa 100644
--- a/plugin/trino-iceberg/src/test/java/io/trino/plugin/iceberg/BaseIcebergConnectorTest.java
+++ b/plugin/trino-iceberg/src/test/java/io/trino/plugin/iceberg/BaseIcebergConnectorTest.java
@@ -6445,7 +6445,7 @@ public void testMergeMultipleOperations()
         testMergeMultipleOperations(4, "WITH (partitioning = ARRAY['bucket(purchase, 4)'])", true);
     }
 
-    public void testMergeMultipleOperations(int writers, String partitioning, boolean determinePartitionCountForWrite)
+    private void testMergeMultipleOperations(int writers, String partitioning, boolean determinePartitionCountForWrite)
     {
         Session session = Session.builder(getSession())
                 .setSystemProperty(TASK_MIN_WRITER_COUNT, String.valueOf(writers))