diff --git a/jdk/test/java/nio/file/Files/probeContentType/ParallelProbes.java b/jdk/test/java/nio/file/Files/probeContentType/ParallelProbes.java
index cb1016cdc5..afed44efbc 100644
--- a/jdk/test/java/nio/file/Files/probeContentType/ParallelProbes.java
+++ b/jdk/test/java/nio/file/Files/probeContentType/ParallelProbes.java
@@ -29,7 +29,8 @@
 /* @test
  * @summary Test probing content type simultaneously from multiple threads.
  * @requires (os.family == "linux") | (os.family == "solaris")
- * @run main ParallelProbes 10
+ * @build ParallelProbes SimpleFileTypeDetector
+ * @run main/othervm ParallelProbes 10
  */
 public class ParallelProbes {