diff --git a/crates/xline-client/README.md b/crates/xline-client/README.md
index 9a7328c76..3147b51e8 100644
--- a/crates/xline-client/README.md
+++ b/crates/xline-client/README.md
@@ -81,7 +81,7 @@ To create a xline client:
 
  ```rust, no_run
  use xline_client::{
-     types::kv::{PutRequest, RangeRequest},
+     types::kv::{PutOptions, RangeRequest},
      Client, ClientOptions,
  };
  use anyhow::Result;
@@ -95,7 +95,7 @@ To create a xline client:
          .await?
          .kv_client();
 
-     client.put(PutRequest::new("key", "value")).await?;
+     client.put("key", "value", None).await?;
 
      let resp = client.range(RangeRequest::new("key")).await?;
 
diff --git a/crates/xline-client/src/clients/auth.rs b/crates/xline-client/src/clients/auth.rs
index 6a231ef39..6413ec9fe 100644
--- a/crates/xline-client/src/clients/auth.rs
+++ b/crates/xline-client/src/clients/auth.rs
@@ -170,7 +170,7 @@ impl AuthClient {
     /// # Examples
     ///
     /// ```no_run
-    /// use xline_client::{types::auth::AuthenticateRequest, Client, ClientOptions};
+    /// use xline_client::{Client, ClientOptions};
     /// use anyhow::Result;
     ///
     /// #[tokio::main]
diff --git a/crates/xline-client/src/clients/kv.rs b/crates/xline-client/src/clients/kv.rs
index 16f5ecaee..2ab36dbc6 100644
--- a/crates/xline-client/src/clients/kv.rs
+++ b/crates/xline-client/src/clients/kv.rs
@@ -77,7 +77,7 @@ impl KvClient {
     ///         .kv_client();
     ///
     ///     client.put("key1", "value1", None).await?;
-    ///     client.put("key1", "value1", PutOptions::default().with_prev_kv(true)).await?;
+    ///     client.put("key2", "value2", Some(PutOptions::default().with_prev_kv(true))).await?;
     ///
     ///     Ok(())
     /// }
@@ -191,7 +191,7 @@ impl KvClient {
     ///
     /// ```no_run
     /// use xline_client::{
-    ///     types::kv::{Compare, PutRequest, RangeRequest, TxnOp, TxnRequest, CompareResult},
+    ///     types::kv::{Compare, PutOptions, RangeRequest, TxnOp, TxnRequest, CompareResult},
     ///     Client, ClientOptions,
     /// };
     /// use anyhow::Result;
@@ -207,9 +207,7 @@ impl KvClient {
     ///     let txn_req = TxnRequest::new()
     ///         .when(&[Compare::value("key2", CompareResult::Equal, "value2")][..])
     ///         .and_then(
-    ///             &[TxnOp::put(
-    ///                 PutRequest::new("key2", "value3").with_prev_kv(true),
-    ///             )][..],
+    ///             &[TxnOp::put("key2", "value3", Some(PutOptions::default().with_prev_kv(true)))][..],
     ///         )
     ///         .or_else(&[TxnOp::range(RangeRequest::new("key2"))][..]);
     ///
@@ -249,7 +247,7 @@ impl KvClient {
     ///
     ///```no_run
     /// use xline_client::{
-    ///     types::kv::{CompactionRequest, PutRequest},
+    ///     types::kv::{CompactionRequest},
     ///     Client, ClientOptions,
     /// };
     /// use anyhow::Result;
@@ -262,7 +260,7 @@ impl KvClient {
     ///         .await?
     ///         .kv_client();
     ///
-    ///     let resp_put = client.put(PutRequest::new("key", "val")).await?;
+    ///     let resp_put = client.put("key", "val", None).await?;
     ///     let rev = resp_put.header.unwrap().revision;
     ///
     ///     let _resp = client.compact(CompactionRequest::new(rev)).await?;
diff --git a/crates/xline-client/src/clients/lock.rs b/crates/xline-client/src/clients/lock.rs
index ec7a55bd0..d5761f6ad 100644
--- a/crates/xline-client/src/clients/lock.rs
+++ b/crates/xline-client/src/clients/lock.rs
@@ -263,7 +263,7 @@ impl Xutex {
     /// use anyhow::Result;
     /// use xline_client::{
     ///     clients::Xutex,
-    ///     types::kv::{Compare, CompareResult, PutRequest, TxnOp},
+    ///     types::kv::{Compare, CompareResult, PutOptions, TxnOp},
     ///     Client, ClientOptions,
     /// };
     ///
@@ -283,9 +283,7 @@ impl Xutex {
     ///     let txn_req = xutex_guard
     ///         .txn_check_locked_key()
     ///         .when([Compare::value("key2", CompareResult::Equal, "value2")])
-    ///         .and_then([TxnOp::put(
-    ///             PutRequest::new("key2", "value3").with_prev_kv(true),
-    ///         )])
+    ///         .and_then([TxnOp::put("key2", "value3", Some(PutOptions::default().with_prev_kv(true)))])
     ///         .or_else(&[]);
     ///
     ///     let _resp = kv_client.txn(txn_req).await?;
diff --git a/crates/xline-client/src/clients/watch.rs b/crates/xline-client/src/clients/watch.rs
index 98f399adb..f1d036802 100644
--- a/crates/xline-client/src/clients/watch.rs
+++ b/crates/xline-client/src/clients/watch.rs
@@ -54,7 +54,7 @@ impl WatchClient {
     ///
     /// ```no_run
     /// use xline_client::{
-    ///     types::{kv::PutRequest, watch::WatchRequest},
+    ///     types::watch::WatchRequest,
     ///     Client, ClientOptions,
     /// };
     /// use anyhow::Result;
@@ -68,7 +68,7 @@ impl WatchClient {
     ///     let mut kv_client = client.kv_client();
     ///
     ///     let (mut watcher, mut stream) = watch_client.watch(WatchRequest::new("key1")).await?;
-    ///     kv_client.put(PutRequest::new("key1", "value1")).await?;
+    ///     kv_client.put("key1", "value1", None).await?;
     ///
     ///     let resp = stream.message().await?.unwrap();
     ///     let kv = resp.events[0].kv.as_ref().unwrap();