diff --git a/.changeset/afraid-donkeys-stare.md b/.changeset/afraid-donkeys-stare.md
new file mode 100644
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+++ b/.changeset/afraid-donkeys-stare.md
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+---
+"loro-wasm": minor
+"loro-crdt": minor
+---
+
+Movable Tree Children & Undo
+
+#### 🐛 Bug Fixes
+
+- Refine error message on corrupted data (#356)
+- Add MovableList to CONTAINER_TYPES (#359)
+- Better jitter for fractional index (#360)
+
+#### 🧪 Testing
+
+- Add compatibility tests (#357)
+
+#### Feat
+
+- Make the encoding format forward and backward compatible (#329)
+- Undo (#361)
+- Use fractional index to order the children of the tree (#298)
+
+#### 🐛 Bug Fixes
+
+- Tree fuzz sort value (#351)
+- Upgrade wasm-bindgen to fix str free err (#353)
diff --git a/.changeset/pre.json b/.changeset/pre.json
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+++ b/.changeset/pre.json
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+{
+  "mode": "pre",
+  "tag": "alpha",
+  "initialVersions": {
+    "loro-wasm": "0.15.3",
+    "loro-quill": "0.0.0",
+    "loro-crdt": "0.15.3"
+  },
+  "changesets": [
+    "afraid-donkeys-stare"
+  ]
+}