diff --git a/Resources/Changelog/Parts/optimize_lighting.yml b/Resources/Changelog/Parts/optimize_lighting.yml
new file mode 100644
index 0000000000..1f4b4e8642
--- /dev/null
+++ b/Resources/Changelog/Parts/optimize_lighting.yml
@@ -0,0 +1,4 @@
+author: PJB
+changes:
+  - type: Tweak
+    message: Lighting is significantly more performant now.