diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3a4f63a..c32d8a5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,14 @@
 # Change Log. 
 
+## (2023-10-20)
+
+### Features
+
+* **memcache-client:**   
+   * add noDelay option which allows whether to enable `TCP_NODELAY` on connections to decrease latency
+   * add keepAlive option and enable SO_KEEPALIVE by default
+   * add new client test cases for noDelay and keepAlive options
+
 ## (2023-07-24)
 
 ### Features
diff --git a/packages/memcache-client/package.json b/packages/memcache-client/package.json
index 4972d01..6392c4f 100644
--- a/packages/memcache-client/package.json
+++ b/packages/memcache-client/package.json
@@ -1,6 +1,6 @@
 {
   "name": "memcache-client",
-  "version": "1.0.4",
+  "version": "1.0.5",
   "description": "NodeJS memcached client",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",