Security update

Change-Id: Iafd1548885d295be1c3e4d88c4448db26868fa51
diff --git a/Changes b/Changes
index faad100..5ae494f 100755
--- a/Changes
+++ b/Changes
@@ -1,4 +1,4 @@
-0.48 2022-12-21
+0.48 2023-01-09
         - Added support for NKJP tagset in annotation
           assistant. (diewald)
         - Remove deprecated 'auth_support' (since 0.31)
@@ -15,6 +15,10 @@
         - Add textSigle as a plugin receivable information. (diewald)
         - Introduce krill-indexer command via plugin. (diewald)
         - Introduce start-with-backend command via plugin. (diewald)
+        - Update Mojolicious for security reasons. (diewald)
+
+        WARNING: Mojolicious 9.31 is a security update -
+          updating is highly recommended.
 
 0.47 2022-11-22
         - Add command to generate super_client_info file. (diewald)