diff --git a/ntoskrnl/include/internal/cc.h b/ntoskrnl/include/internal/cc.h
index 42b24e2572c..11bf97c2707 100644
--- a/ntoskrnl/include/internal/cc.h
+++ b/ntoskrnl/include/internal/cc.h
@@ -188,7 +188,6 @@ typedef struct _ROS_SHARED_CACHE_MAP
 
     /* ROS specific */
     LIST_ENTRY CacheMapVacbListHead;
-    ULONG TimeStamp;
     BOOLEAN PinAccess;
     KSPIN_LOCK CacheMapLock;
 #if DBG