diff --git a/build.gradle b/build.gradle
index 40f6fbed..6cc0b186 100644
--- a/build.gradle
+++ b/build.gradle
@@ -183,24 +183,10 @@ repositories {
     maven { url "https://aws.oss.sonatype.org/content/repositories/snapshots" }
 }
 
-configurations {
-    all {
-        resolutionStrategy {
-            force 'com.google.guava:guava:32.1.3-jre'
-        }
-    }
-}
-
 dependencies {
     implementation project(path: ":${rootProject.name}-spi", configuration: 'shadow')
-    implementation group: 'com.google.guava', name: 'guava', version:'32.1.3-jre'
-    implementation group: 'com.google.guava', name: 'failureaccess', version:'1.0.3'
     testImplementation group: 'org.mockito', name: 'mockito-core', version: "${versions.mockito}"
     javaRestTestImplementation project.sourceSets.main.runtimeClasspath
-    //spotless
-    implementation('com.google.googlejavaformat:google-java-format:1.26.0') {
-        exclude group: 'com.google.guava'
-    }
 
     opensearchPlugin "org.opensearch.plugin:opensearch-security:${security_plugin_version}@zip"
 }
diff --git a/src/main/java/org/opensearch/jobscheduler/JobSchedulerPlugin.java b/src/main/java/org/opensearch/jobscheduler/JobSchedulerPlugin.java
index 63884528..6a65263a 100644
--- a/src/main/java/org/opensearch/jobscheduler/JobSchedulerPlugin.java
+++ b/src/main/java/org/opensearch/jobscheduler/JobSchedulerPlugin.java
@@ -61,8 +61,6 @@
 import java.util.ArrayList;
 import java.util.function.Supplier;
 
-import com.google.common.collect.ImmutableList;
-
 public class JobSchedulerPlugin extends Plugin implements ActionPlugin, ExtensiblePlugin, SystemIndexPlugin {
 
     public static final String OPEN_DISTRO_JOB_SCHEDULER_THREAD_POOL_NAME = "open_distro_job_scheduler";
@@ -247,7 +245,7 @@ public List getRestHandlers(
         RestGetJobDetailsAction restGetJobDetailsAction = new RestGetJobDetailsAction(jobDetailsService);
         RestGetLockAction restGetLockAction = new RestGetLockAction(lockService);
         RestReleaseLockAction restReleaseLockAction = new RestReleaseLockAction(lockService);
-        return ImmutableList.of(restGetJobDetailsAction, restGetLockAction, restReleaseLockAction);
+        return List.of(restGetJobDetailsAction, restGetLockAction, restReleaseLockAction);
     }
 
 }
diff --git a/src/main/java/org/opensearch/jobscheduler/rest/action/RestGetJobDetailsAction.java b/src/main/java/org/opensearch/jobscheduler/rest/action/RestGetJobDetailsAction.java
index 8525692f..54e4c528 100644
--- a/src/main/java/org/opensearch/jobscheduler/rest/action/RestGetJobDetailsAction.java
+++ b/src/main/java/org/opensearch/jobscheduler/rest/action/RestGetJobDetailsAction.java
@@ -32,7 +32,6 @@
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
 
-import com.google.common.collect.ImmutableList;
 import org.opensearch.transport.client.node.NodeClient;
 
 import static org.opensearch.core.xcontent.XContentParserUtils.ensureExpectedToken;
@@ -60,7 +59,7 @@ public String getName() {
 
     @Override
     public List<Route> routes() {
-        return ImmutableList.of(
+        return List.of(
             // New Job Details Entry Request
             new Route(PUT, String.format(Locale.ROOT, "%s/%s", JobSchedulerPlugin.JS_BASE_URI, "_job_details")),
             // Update Job Details Entry Request
diff --git a/src/main/java/org/opensearch/jobscheduler/rest/action/RestGetLockAction.java b/src/main/java/org/opensearch/jobscheduler/rest/action/RestGetLockAction.java
index c650b500..d19cc04f 100644
--- a/src/main/java/org/opensearch/jobscheduler/rest/action/RestGetLockAction.java
+++ b/src/main/java/org/opensearch/jobscheduler/rest/action/RestGetLockAction.java
@@ -33,7 +33,6 @@
 import java.util.concurrent.CompletionException;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
-import com.google.common.collect.ImmutableList;
 import org.opensearch.transport.client.node.NodeClient;
 
 import static org.opensearch.core.xcontent.XContentParserUtils.ensureExpectedToken;
@@ -60,7 +59,7 @@ public String getName() {
 
     @Override
     public List<Route> routes() {
-        return ImmutableList.of(new Route(GET, String.format(Locale.ROOT, "%s/%s", JobSchedulerPlugin.JS_BASE_URI, "_lock")));
+        return List.of(new Route(GET, String.format(Locale.ROOT, "%s/%s", JobSchedulerPlugin.JS_BASE_URI, "_lock")));
     }
 
     @VisibleForTesting
diff --git a/src/main/java/org/opensearch/jobscheduler/rest/action/RestReleaseLockAction.java b/src/main/java/org/opensearch/jobscheduler/rest/action/RestReleaseLockAction.java
index 96e8104c..56575e85 100644
--- a/src/main/java/org/opensearch/jobscheduler/rest/action/RestReleaseLockAction.java
+++ b/src/main/java/org/opensearch/jobscheduler/rest/action/RestReleaseLockAction.java
@@ -8,7 +8,6 @@
  */
 package org.opensearch.jobscheduler.rest.action;
 
-import com.google.common.collect.ImmutableList;
 import java.io.IOException;
 import java.util.List;
 import java.util.Locale;
@@ -50,7 +49,7 @@ public String getName() {
 
     @Override
     public List<Route> routes() {
-        return ImmutableList.of(
+        return List.of(
             new Route(PUT, String.format(Locale.ROOT, "%s/%s/{%s}", JobSchedulerPlugin.JS_BASE_URI, "_release_lock", LockModel.LOCK_ID))
         );
     }
diff --git a/src/test/java/org/opensearch/jobscheduler/multinode/GetJobDetailsMultiNodeRestIT.java b/src/test/java/org/opensearch/jobscheduler/multinode/GetJobDetailsMultiNodeRestIT.java
index 4b294ac1..24c048f4 100644
--- a/src/test/java/org/opensearch/jobscheduler/multinode/GetJobDetailsMultiNodeRestIT.java
+++ b/src/test/java/org/opensearch/jobscheduler/multinode/GetJobDetailsMultiNodeRestIT.java
@@ -8,7 +8,6 @@
  */
 package org.opensearch.jobscheduler.multinode;
 
-import com.google.common.collect.ImmutableMap;
 import java.util.Map;
 import org.opensearch.client.Response;
 import org.opensearch.jobscheduler.ODFERestTestCase;
@@ -37,7 +36,7 @@ public void testGetJobDetailsRestAPI() throws Exception {
             client(),
             "PUT",
             TestHelpers.GET_JOB_DETAILS_BASE_URI,
-            ImmutableMap.of(),
+            Map.of(),
             TestHelpers.toHttpEntity(initialRequestBody),
             null
         );
@@ -50,7 +49,7 @@ public void testGetJobDetailsRestAPI() throws Exception {
                 client(),
                 "PUT",
                 TestHelpers.GET_JOB_DETAILS_BASE_URI,
-                ImmutableMap.of(GetJobDetailsRequest.DOCUMENT_ID, expectedDocumentId),
+                Map.of(GetJobDetailsRequest.DOCUMENT_ID, expectedDocumentId),
                 TestHelpers.toHttpEntity(updatedRequestBody),
                 null
             );
diff --git a/src/test/java/org/opensearch/jobscheduler/multinode/GetLockMultiNodeRestIT.java b/src/test/java/org/opensearch/jobscheduler/multinode/GetLockMultiNodeRestIT.java
index 65edd5e3..745c6074 100644
--- a/src/test/java/org/opensearch/jobscheduler/multinode/GetLockMultiNodeRestIT.java
+++ b/src/test/java/org/opensearch/jobscheduler/multinode/GetLockMultiNodeRestIT.java
@@ -9,6 +9,7 @@
 package org.opensearch.jobscheduler.multinode;
 
 import java.io.IOException;
+import java.util.Map;
 
 import org.junit.Before;
 import org.opensearch.client.Response;
@@ -21,8 +22,6 @@
 import org.opensearch.jobscheduler.transport.AcquireLockResponse;
 import org.opensearch.test.OpenSearchIntegTestCase;
 
-import com.google.common.collect.ImmutableMap;
-
 @OpenSearchIntegTestCase.ClusterScope(scope = OpenSearchIntegTestCase.Scope.SUITE, numDataNodes = 2)
 public class GetLockMultiNodeRestIT extends ODFERestTestCase {
 
@@ -41,7 +40,7 @@ public void setUp() throws Exception {
             client(),
             "GET",
             TestHelpers.GET_LOCK_BASE_URI,
-            ImmutableMap.of(),
+            Map.of(),
             TestHelpers.toHttpEntity(TestHelpers.generateAcquireLockRequestBody(this.initialJobIndexName, this.initialJobId)),
             null
         );
@@ -59,7 +58,7 @@ public void testGetLockRestAPI() throws Exception {
                 client(),
                 "GET",
                 TestHelpers.GET_LOCK_BASE_URI,
-                ImmutableMap.of(),
+                Map.of(),
                 TestHelpers.toHttpEntity(TestHelpers.generateAcquireLockRequestBody(String.valueOf(i), String.valueOf(i))),
                 null
             );
@@ -68,7 +67,7 @@ public void testGetLockRestAPI() throws Exception {
                 client(),
                 "PUT",
                 TestHelpers.RELEASE_LOCK_BASE_URI + "/" + expectedLockId,
-                ImmutableMap.of(),
+                Map.of(),
                 null,
                 null
             );
diff --git a/src/test/java/org/opensearch/jobscheduler/multinode/ReleaseLockActionMultiNodeRestIT.java b/src/test/java/org/opensearch/jobscheduler/multinode/ReleaseLockActionMultiNodeRestIT.java
index 99fca6f1..bdf5ee17 100644
--- a/src/test/java/org/opensearch/jobscheduler/multinode/ReleaseLockActionMultiNodeRestIT.java
+++ b/src/test/java/org/opensearch/jobscheduler/multinode/ReleaseLockActionMultiNodeRestIT.java
@@ -8,7 +8,6 @@
  */
 package org.opensearch.jobscheduler.multinode;
 
-import com.google.common.collect.ImmutableMap;
 import java.util.Map;
 import org.junit.Before;
 import org.opensearch.client.Response;
@@ -33,7 +32,7 @@ public void setUp() throws Exception {
             client(),
             "GET",
             TestHelpers.GET_LOCK_BASE_URI,
-            ImmutableMap.of(),
+            Map.of(),
             TestHelpers.toHttpEntity(TestHelpers.generateAcquireLockRequestBody(initialJobIndexName, initialJobId)),
             null
         );
@@ -46,7 +45,7 @@ public void testReleaseLockRestAPI() throws Exception {
             client(),
             "PUT",
             TestHelpers.RELEASE_LOCK_BASE_URI + "/" + TestHelpers.generateExpectedLockId(initialJobIndexName, initialJobId),
-            ImmutableMap.of(),
+            Map.of(),
             null,
             null
         );