diff --git a/html/changelogs/AutoChangeLog-pr-5666.yml b/html/changelogs/AutoChangeLog-pr-5666.yml
new file mode 100644
index 0000000000..0000b86190
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+++ b/html/changelogs/AutoChangeLog-pr-5666.yml
@@ -0,0 +1,4 @@
+author: "Denton"
+delete-after: True
+changes: 
+  - tweak: "The 'neurotoxin2' toxin has been renamed to Fentanyl."