diff --git a/.changeset/serious-cars-hear.md b/.changeset/serious-cars-hear.md
new file mode 100644
index 0000000000..4647e89ed9
--- /dev/null
+++ b/.changeset/serious-cars-hear.md
@@ -0,0 +1,5 @@
+---
+'svelte': patch
+---
+
+fix: prevent last_propagated_event from being DCE'd