diff --git a/crates/loro-wasm/src/lib.rs b/crates/loro-wasm/src/lib.rs
index 83c80368..d0a22c9a 100644
--- a/crates/loro-wasm/src/lib.rs
+++ b/crates/loro-wasm/src/lib.rs
@@ -238,7 +238,8 @@ impl Loro {
     ///
     #[wasm_bindgen(js_name = "fromSnapshot")]
     pub fn from_snapshot(snapshot: &[u8]) -> JsResult<Loro> {
-        let doc = LoroDoc::from_snapshot(snapshot)?;
+        let mut doc = LoroDoc::from_snapshot(snapshot)?;
+        doc.start_auto_commit();
         Ok(Loro(doc))
     }
 
diff --git a/loro-js/tests/basic.test.ts b/loro-js/tests/basic.test.ts
index 8d522448..fea7e0a0 100644
--- a/loro-js/tests/basic.test.ts
+++ b/loro-js/tests/basic.test.ts
@@ -129,6 +129,15 @@ describe("import", () => {
     a.import(b.exportFrom(a.version()));
     expect(a.getText("text").toString()).toBe("abc");
   });
+
+  it("from snapshot", () => {
+    const a = new Loro();
+    a.getText("text").insert(0, "hello");
+    const bytes = a.exportSnapshot();
+    const b = Loro.fromSnapshot(bytes);
+    b.getText("text").insert(0, "123");
+    expect(b.toJson()).toStrictEqual({ "text": "123hello" })
+  })
 });
 
 describe("map", () => {