diff --git a/libs/database-entity/src/dto.rs b/libs/database-entity/src/dto.rs
index 68d01066..80da8cc4 100644
--- a/libs/database-entity/src/dto.rs
+++ b/libs/database-entity/src/dto.rs
@@ -92,9 +92,27 @@ impl CollabParams {
   }
 
   pub fn from_bytes(bytes: &[u8]) -> Result<Self, bincode::Error> {
-    bincode::deserialize(bytes)
+    match bincode::deserialize(bytes) {
+      Ok(value) => Ok(value),
+      Err(_) => {
+        // fallback to deserialize into older version
+        let old: CollabParamsV0 = bincode::deserialize(bytes)?;
+        Ok(Self {
+          object_id: old.object_id,
+          encoded_collab_v1: old.encoded_collab_v1,
+          collab_type: old.collab_type,
+          embeddings: None,
+        })
+      },
+    }
   }
 }
+#[derive(Serialize, Deserialize)]
+struct CollabParamsV0 {
+  object_id: String,
+  encoded_collab_v1: Vec<u8>,
+  collab_type: CollabType,
+}
 
 #[derive(Debug, Clone, Validate, Serialize, Deserialize)]
 pub struct BatchCreateCollabParams {
@@ -838,3 +856,78 @@ pub enum IndexingStatus {
   /// Indexing is enabled and the document has been indexed.
   Indexed,
 }
+
+#[cfg(test)]
+mod test {
+  use crate::dto::{CollabParams, CollabParamsV0};
+  use collab_entity::CollabType;
+  use uuid::Uuid;
+
+  #[test]
+  fn collab_params_serialization_from_old_format() {
+    let v0 = CollabParamsV0 {
+      object_id: Uuid::new_v4().to_string(),
+      collab_type: CollabType::Document,
+      encoded_collab_v1: vec![
+        7, 0, 0, 0, 0, 0, 0, 0, 1, 209, 196, 206, 243, 15, 1, 26, 4, 0, 0, 0, 0, 0, 0, 1, 1, 209,
+        196, 206, 243, 15, 0, 40, 1, 4, 100, 97, 116, 97, 5, 116, 105, 116, 108, 101, 1, 119, 128,
+        8, 120, 118, 88, 114, 83, 79, 105, 70, 69, 84, 70, 97, 66, 79, 57, 53, 111, 122, 87, 110,
+        54, 106, 71, 87, 66, 104, 120, 114, 79, 70, 74, 111, 109, 119, 68, 119, 114, 114, 89, 66,
+        103, 79, 72, 114, 102, 51, 87, 55, 79, 76, 110, 85, 120, 69, 113, 121, 104, 121, 107, 82,
+        117, 82, 113, 73, 104, 89, 72, 84, 114, 105, 122, 56, 122, 72, 90, 67, 110, 97, 120, 83,
+        114, 85, 113, 71, 98, 52, 50, 110, 87, 116, 105, 55, 107, 82, 103, 72, 68, 101, 89, 118,
+        82, 112, 114, 73, 122, 87, 76, 68, 120, 101, 57, 55, 87, 68, 77, 113, 107, 120, 104, 65,
+        71, 103, 48, 51, 49, 110, 119, 111, 106, 70, 108, 114, 102, 83, 99, 89, 110, 73, 50, 98,
+        118, 54, 68, 88, 111, 118, 74, 107, 121, 119, 103, 102, 98, 107, 51, 78, 99, 103, 51, 73,
+        78, 106, 67, 85, 97, 54, 114, 50, 103, 83, 55, 70, 57, 122, 106, 115, 103, 121, 88, 68, 97,
+        101, 50, 68, 84, 70, 84, 72, 87, 112, 105, 102, 71, 108, 52, 48, 114, 106, 113, 56, 119,
+        110, 86, 71, 54, 65, 99, 99, 109, 85, 107, 105, 89, 86, 100, 77, 75, 69, 73, 54, 107, 122,
+        48, 80, 54, 50, 99, 80, 100, 115, 78, 90, 49, 70, 90, 106, 117, 106, 98, 111, 88, 65, 105,
+        83, 108, 82, 105, 90, 73, 73, 90, 102, 116, 77, 117, 79, 81, 79, 85, 53, 71, 72, 65, 49,
+        119, 118, 88, 97, 98, 122, 52, 122, 77, 70, 85, 112, 100, 115, 67, 89, 107, 114, 88, 87,
+        101, 65, 79, 86, 102, 77, 102, 106, 100, 117, 74, 57, 89, 82, 65, 103, 72, 100, 120, 89,
+        75, 54, 103, 70, 89, 122, 75, 122, 53, 119, 78, 76, 83, 68, 90, 101, 115, 109, 116, 117,
+        65, 54, 53, 48, 97, 52, 85, 51, 57, 111, 74, 90, 73, 77, 117, 105, 80, 116, 57, 70, 84,
+        118, 76, 122, 111, 82, 116, 68, 51, 83, 71, 108, 78, 77, 71, 102, 68, 84, 110, 114, 80,
+        106, 79, 65, 75, 114, 118, 116, 98, 57, 72, 84, 108, 101, 76, 109, 48, 110, 54, 102, 97,
+        83, 89, 77, 66, 88, 69, 119, 78, 71, 89, 75, 53, 114, 80, 56, 72, 55, 122, 112, 116, 82,
+        52, 117, 121, 113, 67, 53, 72, 48, 101, 83, 81, 76, 76, 87, 110, 53, 81, 106, 67, 100, 103,
+        55, 85, 109, 115, 103, 55, 110, 121, 87, 121, 117, 98, 72, 121, 85, 106, 57, 66, 90, 89,
+        54, 50, 122, 84, 69, 103, 57, 52, 67, 102, 50, 82, 114, 74, 84, 115, 87, 97, 87, 113, 109,
+        88, 105, 113, 97, 100, 113, 57, 87, 114, 70, 57, 120, 108, 80, 122, 52, 113, 119, 53, 48,
+        69, 73, 78, 90, 55, 120, 65, 67, 122, 89, 111, 84, 57, 88, 79, 112, 105, 76, 76, 51, 77,
+        52, 119, 84, 98, 67, 54, 101, 105, 89, 72, 80, 99, 119, 90, 109, 56, 105, 49, 68, 57, 102,
+        111, 75, 65, 68, 74, 87, 106, 69, 65, 85, 71, 104, 85, 75, 117, 66, 70, 105, 72, 100, 75,
+        121, 86, 74, 81, 56, 49, 73, 82, 85, 98, 120, 122, 74, 88, 107, 116, 110, 73, 101, 75, 87,
+        57, 76, 53, 120, 100, 117, 112, 99, 72, 49, 105, 122, 115, 113, 103, 109, 85, 122, 113, 50,
+        70, 76, 118, 76, 121, 88, 55, 110, 84, 78, 120, 99, 78, 70, 122, 117, 66, 98, 65, 75, 112,
+        50, 116, 112, 84, 73, 113, 106, 77, 106, 68, 114, 99, 76, 78, 53, 109, 117, 66, 88, 100,
+        68, 76, 77, 113, 67, 101, 108, 120, 49, 117, 50, 56, 89, 118, 88, 82, 74, 55, 99, 111, 78,
+        77, 77, 87, 111, 121, 50, 52, 73, 116, 120, 73, 81, 72, 53, 107, 70, 50, 111, 67, 97, 122,
+        88, 103, 114, 76, 97, 105, 109, 113, 105, 89, 77, 79, 70, 74, 90, 70, 122, 117, 100, 105,
+        113, 121, 55, 55, 89, 49, 85, 51, 103, 120, 98, 79, 80, 121, 66, 57, 73, 98, 114, 70, 100,
+        113, 83, 101, 106, 65, 82, 121, 49, 83, 73, 122, 84, 80, 103, 121, 84, 110, 117, 74, 117,
+        70, 90, 116, 104, 56, 57, 109, 82, 71, 100, 68, 106, 70, 75, 80, 83, 77, 110, 113, 120,
+        102, 68, 119, 118, 109, 84, 113, 77, 79, 119, 112, 114, 107, 118, 85, 78, 65, 104, 106, 98,
+        53, 81, 98, 80, 71, 122, 107, 52, 83, 67, 121, 68, 78, 108, 107, 55, 109, 121, 105, 51,
+        120, 100, 110, 51, 108, 122, 65, 117, 77, 83, 78, 55, 121, 86, 76, 109, 78, 103, 88, 68,
+        75, 48, 81, 101, 120, 112, 69, 78, 86, 88, 116, 78, 48, 97, 105, 55, 116, 79, 104, 118, 86,
+        89, 101, 74, 112, 82, 87, 82, 115, 84, 54, 55, 97, 111, 76, 56, 109, 120, 53, 73, 55, 85,
+        114, 82, 49, 90, 66, 76, 76, 99, 81, 72, 49, 105, 71, 79, 109, 110, 87, 90, 68, 111, 75,
+        108, 116, 86, 81, 103, 109, 112, 120, 100, 52, 70, 79, 111, 121, 57, 111, 76, 65, 111, 83,
+        67, 56, 48, 120, 53, 87, 56, 72, 83, 83, 51, 103, 114, 49, 88, 85, 53, 111, 51, 90, 86,
+        121, 121, 86, 74, 116, 112, 104, 116, 120, 84, 113, 85, 71, 90, 75, 85, 86, 119, 122, 75,
+        49, 122, 78, 101, 118, 82, 54, 90, 55, 72, 114, 53, 84, 72, 115, 102, 104, 48, 103, 48, 99,
+        65, 101, 65, 111, 122, 89, 106, 89, 117, 49, 110, 79, 115, 78, 80, 71, 53, 107, 112, 54,
+        48, 121, 55, 119, 116, 119, 76, 73, 105, 110, 102, 79, 101, 72, 82, 105, 80, 117, 80, 88,
+        70, 84, 51, 53, 98, 108, 74, 84, 121, 112, 76, 76, 98, 119, 102, 80, 122, 51, 120, 53, 54,
+        113, 68, 0, 0,
+      ],
+    };
+    let data = bincode::serialize(&v0).unwrap();
+    let collab_params = CollabParams::from_bytes(&data).unwrap();
+    assert_eq!(collab_params.object_id, v0.object_id);
+    assert_eq!(collab_params.collab_type, v0.collab_type);
+    assert_eq!(collab_params.encoded_collab_v1, v0.encoded_collab_v1);
+  }
+}