diff --git a/sdk/test/Services/S3/UnitTests/Custom/FilePartDataHandlerTests.cs b/sdk/test/Services/S3/UnitTests/Custom/FilePartDataHandlerTests.cs
index e10005e8764f..37bf03a2c179 100644
--- a/sdk/test/Services/S3/UnitTests/Custom/FilePartDataHandlerTests.cs
+++ b/sdk/test/Services/S3/UnitTests/Custom/FilePartDataHandlerTests.cs
@@ -827,7 +827,7 @@ public void Dispose_CanBeCalledMultipleTimes()
         }
 
         [TestMethod]
-        public async Task Dispose_WithoutPrepare_DoesNotThrow()
+        public void Dispose_WithoutPrepare_DoesNotThrow()
         {
             // Arrange
             var config = MultipartDownloadTestHelpers.CreateFileDownloadConfiguration(