diff --git a/html/changelogs/AutoChangeLog-pr-51546.yml b/html/changelogs/AutoChangeLog-pr-51546.yml
new file mode 100644
index 00000000000..ecb5eaae42b
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+++ b/html/changelogs/AutoChangeLog-pr-51546.yml
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+author: "bobbahbrown"
+delete-after: True
+changes: 
+  - refactor: "Improved performance of lighting code"