--- a/test/jdk/java/lang/String/StripIndent.java	Mon Oct 21 15:11:44 2019 +0200
+++ b/test/jdk/java/lang/String/StripIndent.java	Mon Oct 21 15:38:26 2019 +0200
@@ -25,7 +25,8 @@
  * @test
  * @bug 8223775
  * @summary This exercises String#stripIndent patterns and limits.
- * @run main StripIndent
+ * @compile --enable-preview -source 14 StripIndent.java
+ * @run main/othervm --enable-preview StripIndent
  */
 
 public class StripIndent {