--- old/test/langtools/tools/javac/classfiles/ClassVersionChecker.java	2019-11-10 21:54:18.324557999 -0800
+++ new/test/langtools/tools/javac/classfiles/ClassVersionChecker.java	2019-11-10 21:54:18.176631999 -0800
@@ -49,7 +49,8 @@
         ELEVEN("11", 55),
         TWELVE("12", 56),
         THIRTEEN("13", 57),
-        FOURTEEN("14", 58);
+        FOURTEEN("14", 58),
+        FIFTEEN("15", 59);
 
         private Version(String release, int classFileVer) {
             this.release = release;