diff --git a/.changeset/weak-kings-brake.md b/.changeset/weak-kings-brake.md
new file mode 100644
index 00000000..ce94f67d
--- /dev/null
+++ b/.changeset/weak-kings-brake.md
@@ -0,0 +1,5 @@
+---
+'map2tree': major
+---
+
+Remove UMD build