--- old/src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/gc/shared/G1YCType.java	2020-07-03 17:41:08.723223816 +0200
+++ new/src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/gc/shared/G1YCType.java	2020-07-03 17:41:08.611222191 +0200
@@ -29,7 +29,7 @@
 
 public enum G1YCType {
   Normal ("Normal"),
-  InitialMark ("Initial Mark"),
+  ConcurrentStart ("Concurrent Start"),
   DuringMark ("During Mark"),
   Mixed ("Mixed"),
   G1YCTypeEndSentinel ("Unknown");