Fixed ensuring same documents of spans (solved #87)

Change-Id: I603db8dce99a36a430a47ca6188457573c7a096e
diff --git a/Changes b/Changes
index bf020da..74018eb 100644
--- a/Changes
+++ b/Changes
@@ -1,3 +1,7 @@
+0.61.1 2023-02-14
+    - [bugfix] Fixed ensuring same documents of spans (solved #87, 
+    margaretha)
+
 0.61.0 2022-11-16
     - [cleanup] Remove ehcache from dependencies (diewald)
     - [security] Update to Java 11 for consistency.