diff --git a/html/changelogs/AutoChangeLog-pr-12637.yml b/html/changelogs/AutoChangeLog-pr-12637.yml
new file mode 100644
index 0000000000..1ca2d0cb51
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+++ b/html/changelogs/AutoChangeLog-pr-12637.yml
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+author: "timothyteakettle"
+delete-after: True
+changes: 
+  - bugfix: "slimes no longer have white blood by default"