Fixed ConcurrentModificationException occurred as storing and cleaning
up VC happening at the same time.

Change-Id: If667cb5b6a4b948ede4f37f4bd8b02c1a3f19e73
diff --git a/Changes b/Changes
index c2bb14d..ad70b06 100644
--- a/Changes
+++ b/Changes
@@ -1,5 +1,7 @@
-0.60.3 2022-03-10
+0.60.3 2022-03-17
     - [cleanup] Updated fingerprints to base64url (closed #83)
+    - [bugfix] Fixed ConcurrentModificationException in VC cache
+      handling (margaretha)
 
     !!! This will invalidate all VC caches. Please recache!