diff --git a/html/changelogs/AutoChangeLog-pr-55285.yml b/html/changelogs/AutoChangeLog-pr-55285.yml
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index 00000000000..f50dc186534
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+author: "Ghilker"
+delete-after: True
+changes: 
+  - rscdel: "removed atmos SM room"
+  - rscadd: "added atmos testing facility"
+  - rscadd: "added SM to replace the hole left by singulo/tesla engines"