diff --git a/CHANGELOG.md b/CHANGELOG.md
index d183b7248..4f13c1055 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -42,6 +42,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - Added support for Amazon OpenSearch Serverless ([#356](https://github.com/opensearch-project/opensearch-js/issues/356))
 - Added required `array` argument when invoking `SerializationError` ([#419](https://github.com/opensearch-project/opensearch-js/pull/419))
 - Removed unnecessary `data` argument when invoking `OpenSearchClientError` ([#421](https://github.com/opensearch-project/opensearch-js/pull/421))
+- Fixed typos in `ConnectionPool` ([#427](https://github.com/opensearch-project/opensearch-js/pull/427))
 
 ### Dependencies
 - Bumps `xmlbuilder2` from 2.4.1 to 3.0.2
diff --git a/lib/pool/ConnectionPool.js b/lib/pool/ConnectionPool.js
index f5d4846cb..b36abd324 100644
--- a/lib/pool/ConnectionPool.js
+++ b/lib/pool/ConnectionPool.js
@@ -73,7 +73,7 @@ class ConnectionPool extends BaseConnectionPool {
 
   /**
    * Marks a connection as 'dead'.
-   * If needed adds the connection to the dead list
+   * If needed, adds the connection to the dead list
    * and then increments the `deadCount`.
    *
    * @param {object} connection
@@ -82,9 +82,9 @@ class ConnectionPool extends BaseConnectionPool {
     const { id } = connection;
     debug(`Marking as 'dead' connection '${id}'`);
     if (this.dead.indexOf(id) === -1) {
-      // It might happen that `markDead` is called jsut after
+      // It might happen that `markDead` is called just after
       // a pool update, and in such case we will add to the dead
-      // list a node that no longer exist. The following check verify
+      // list a node that no longer exists. The following check verifies
       // that the connection is still part of the pool before
       // marking it as dead.
       for (let i = 0; i < this.size; i++) {