diff --git a/jdk/test/java/nio/file/Files/ContentType.java b/jdk/test/java/nio/file/Files/ContentType.java
index fdbb9014ef67cdf35fc9d4f679c727c3230d4f4a..3cea26539f8e0dbc6d2c95dbc231bd50cf61fcf5 100644
--- a/jdk/test/java/nio/file/Files/ContentType.java
+++ b/jdk/test/java/nio/file/Files/ContentType.java
@@ -26,7 +26,7 @@
  * @summary Unit test for probeContentType method
  * @library ..
  * @build ContentType SimpleFileTypeDetector
- * @run main ContentType
+ * @run main/othervm ContentType
  */
 
 import java.nio.file.*;
diff --git a/jdk/test/java/nio/file/Path/CheckPermissions.java b/jdk/test/java/nio/file/Path/CheckPermissions.java
index a8aef0f91f26b8cd6e35fd5c2e73f1203550f8f0..9e0f796afc75455b875f9904c2d26d7e4f251a26 100644
--- a/jdk/test/java/nio/file/Path/CheckPermissions.java
+++ b/jdk/test/java/nio/file/Path/CheckPermissions.java
@@ -25,6 +25,8 @@
  * @bug 6866804
  * @summary Unit test for java.nio.file.Path
  * @library ..
+ * @build CheckPermissions
+ * @run main/othervm CheckPermissions
  */
 
 import java.nio.ByteBuffer;