diff --git a/build.gradle b/build.gradle
index 71a05c05..7bc05a88 100644
--- a/build.gradle
+++ b/build.gradle
@@ -79,7 +79,7 @@ dependencies {
     implementation("org.opensearch:opensearch:${opensearchVersion}")
     implementation("org.apache.logging.log4j:log4j-api:${log4jVersion}")
     implementation("org.apache.logging.log4j:log4j-core:${log4jVersion}")
-    implementation ("org.opensearch.client:opensearch-rest-high-level-client:${opensearchVersion}")
+    implementation("org.opensearch.client:opensearch-rest-high-level-client:${opensearchVersion}")
     implementation("org.opensearch.client:opensearch-rest-client:${opensearchVersion}")
     implementation("org.opensearch.client:opensearch-java:${opensearchVersion}")
     implementation("org.opensearch.plugin:transport-netty4-client:${opensearchVersion}")
diff --git a/src/main/java/org/opensearch/sdk/SDKClient.java b/src/main/java/org/opensearch/sdk/SDKClient.java
index bcb729a8..ed2790c3 100644
--- a/src/main/java/org/opensearch/sdk/SDKClient.java
+++ b/src/main/java/org/opensearch/sdk/SDKClient.java
@@ -41,7 +41,7 @@
  */
 public class SDKClient {
     private OpenSearchClient javaClient;
-    private RestClient restClient = null;
+    private RestClient restClient;
     private RestHighLevelClient highLevelClient;
 
     private RestClientBuilder builder(String hostAddress, int port) {
@@ -77,7 +77,7 @@ public TlsDetails create(final SSLEngine sslEngine) {
      * Creates OpenSearchClient for SDK. It also creates a restClient as a wrapper around Java OpenSearchClient
      * @param hostAddress The address of OpenSearch cluster, client can connect to
      * @param port The port of OpenSearch cluster
-     * @return SDKClient which is internally an OpenSearchClient. The user is responsible for calling {@link #doCloseRestClient()} when finished with the client
+     * @return The SDKClient implementation of OpenSearchClient. The user is responsible for calling {@link #doCloseJavaClient()} when finished with the client
      */
     public OpenSearchClient initializeJavaClient(String hostAddress, int port) {
         RestClientBuilder builder = builder(hostAddress, port);
@@ -101,7 +101,7 @@ public OpenSearchClient initializeJavaClient(String hostAddress, int port) {
      * Creates High Level Rest Client for SDK.
      * @param hostAddress The address of OpenSearch cluster, client can connect to
      * @param port The port of OpenSearch cluster
-     * @return SDKClient which is internally an RestHighLevelClient. The user is responsible for calling {@link #doCloseRestClient()} when finished with the client
+     * @return The SDKClient implementation of RestHighLevelClient. The user is responsible for calling {@link #doCloseHighLevelClient()} when finished with the client
      */
     public RestHighLevelClient initializeRestClient(String hostAddress, int port) {
         RestClientBuilder builder = builder(hostAddress, port);
@@ -115,7 +115,7 @@ public RestHighLevelClient initializeRestClient(String hostAddress, int port) {
      *
      * @throws IOException if closing the restClient fails
      */
-    public void doCloseRestClient() throws IOException {
+    public void doCloseJavaClient() throws IOException {
         if (restClient != null) {
             restClient.close();
         }
diff --git a/src/test/java/org/opensearch/sdk/TestSDKClient.java b/src/test/java/org/opensearch/sdk/TestSDKClient.java
index 4d75344c..19c9e7cf 100644
--- a/src/test/java/org/opensearch/sdk/TestSDKClient.java
+++ b/src/test/java/org/opensearch/sdk/TestSDKClient.java
@@ -40,7 +40,7 @@ public void testCreateJavaClient() throws Exception {
                 )
         );
 
-        sdkClient.doCloseRestClient();
+        sdkClient.doCloseJavaClient();
     }
 
     @Test