diff --git a/src/handlers/sync.rs b/src/handlers/sync.rs
index b34ca1ab..b4570bb5 100644
--- a/src/handlers/sync.rs
+++ b/src/handlers/sync.rs
@@ -96,15 +96,18 @@ pub async fn get_sync_data(
         creation_date: time,
         key: user.key,
         private_key: user.private_key,
+        culture: "en-US".to_string(),
     };
 
-    let response = SyncResponse {
-        profile,
-        folders,
-        ciphers,
-        sends,
-        domains: serde_json::Value::Null, // Ignored for basic implementation
-        object: "sync".to_string(),
+    let response = SyncResponse {  
+        profile,  
+        folders,  
+        ciphers,  
+        collections: Vec::new(),  
+        policies: Vec::new(),  
+        sends: Vec::new(),  
+        domains: serde_json::Value::Null,  
+        object: "sync".to_string(),  
     };
 
     Ok(Json(response))
diff --git a/src/models/sync.rs b/src/models/sync.rs
index 7c6911f4..2c681251 100644
--- a/src/models/sync.rs
+++ b/src/models/sync.rs
@@ -29,20 +29,26 @@ pub struct Profile {
     #[serde(rename = "privateKey")]
     pub private_key: String,
     pub key: String,
+    #[serde(rename = "Culture")]  
+    pub culture: String,
 }
 
-#[derive(Debug, Serialize)]
-pub struct SyncResponse {
-    #[serde(rename = "profile")]
-    pub profile: Profile,
-    #[serde(rename = "folders")]
-    pub folders: Vec<FolderResponse>,
-    #[serde(rename = "ciphers")]
-    pub ciphers: Vec<Cipher>,
-    #[serde(rename = "Sends")]
-    pub sends: Vec<Value>,
-    #[serde(rename = "Domains")]
-    pub domains: Value,
-    #[serde(rename = "Object")]
-    pub object: String,
+#[derive(Debug, Serialize)]  
+pub struct SyncResponse {  
+    #[serde(rename = "profile")]  
+    pub profile: Profile,  
+    #[serde(rename = "folders")]  
+    pub folders: Vec<FolderResponse>,  
+    #[serde(rename = "ciphers")]  
+    pub ciphers: Vec<Cipher>,  
+    #[serde(rename = "collections")]  
+    pub collections: Vec<Value>,  
+    #[serde(rename = "policies")]  
+    pub policies: Vec<Value>,  
+    #[serde(rename = "sends")]  
+    pub sends: Vec<Value>,  
+    #[serde(rename = "Domains")]  
+    pub domains: Value,  
+    #[serde(rename = "Object")]  
+    pub object: String,  
 }