test/langtools/tools/javac/classfiles/ClassVersionChecker.java

@@ -47,11 +47,12 @@
         NINE("9", 53),
         TEN("10", 54),
         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;
             this.classFileVer = classFileVer;
         }