diff --git a/html/changelogs/AutoChangeLog-pr-12720.yml b/html/changelogs/AutoChangeLog-pr-12720.yml
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index 00000000000..0efc114b24e
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+author: "moxian"
+delete-after: True
+changes: 
+  - bugfix: "fixed singulo being unable to expand when placed next to containment wall"