diff --git a/html/changelogs/AutoChangeLog-pr-14803.yml b/html/changelogs/AutoChangeLog-pr-14803.yml
new file mode 100644
index 0000000000..7b0463ed40
--- /dev/null
+++ b/html/changelogs/AutoChangeLog-pr-14803.yml
@@ -0,0 +1,4 @@
+author: "bunny232"
+delete-after: True
+changes: 
+  - bugfix: "Air tanks now properly have a 21/79 o2/n2 mix"