diff --git a/sql/core/src/test/scala/org/apache/spark/sql/streaming/FileStreamSinkSuite.scala b/sql/core/src/test/scala/org/apache/spark/sql/streaming/FileStreamSinkSuite.scala
index 0f140f94f630ef893ccd1a367a05d67681506bf4..fa97d9292e55174ab6a5dd1f6fceb99eca08e862 100644
--- a/sql/core/src/test/scala/org/apache/spark/sql/streaming/FileStreamSinkSuite.scala
+++ b/sql/core/src/test/scala/org/apache/spark/sql/streaming/FileStreamSinkSuite.scala
@@ -152,7 +152,7 @@ class FileStreamSinkSuite extends StreamTest {
   }
 
   test("FileStreamSink - json") {
-    testFormat(Some("text"))
+    testFormat(Some("json"))
   }
 
   def testFormat(format: Option[String]): Unit = {