diff --git a/aws-modules/aws-miscellaneous/pom.xml b/aws-modules/aws-miscellaneous/pom.xml
index 6e3eca9df2..e582ee6e4d 100644
--- a/aws-modules/aws-miscellaneous/pom.xml
+++ b/aws-modules/aws-miscellaneous/pom.xml
@@ -36,6 +36,11 @@
             <version>${dynamodblocal.version}</version>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>com.amazonaws</groupId>
+            <artifactId>aws-java-sdk-dynamodb</artifactId>
+            <version>${aws-java-sdk.version}</version>
+        </dependency>
     </dependencies>
 
     <build>
@@ -80,7 +85,7 @@
 
     <properties>
         <gson.version>2.8.0</gson.version>
-        <dynamodblocal.version>2.0.0</dynamodblocal.version>
+        <dynamodblocal.version>1.21.1</dynamodblocal.version>
         <commons-codec-version>1.10.L001</commons-codec-version>
         <jets3t-version>0.9.4.0006L</jets3t-version>
         <maven-plugins-version>3.1.1</maven-plugins-version>
diff --git a/aws-modules/aws-miscellaneous/src/main/java/com/baeldung/ec2/EC2Application.java b/aws-modules/aws-miscellaneous/src/main/java/com/baeldung/ec2/EC2Application.java
index ded7639e02..e12a38e1de 100644
--- a/aws-modules/aws-miscellaneous/src/main/java/com/baeldung/ec2/EC2Application.java
+++ b/aws-modules/aws-miscellaneous/src/main/java/com/baeldung/ec2/EC2Application.java
@@ -47,7 +47,6 @@ public class EC2Application {
             .cidrIp("0.0.0.0/0")
             .build();
 
-
         IpPermission ipPermission1 = IpPermission.builder()
             .ipRanges(Arrays.asList(ipRange1))
             .ipProtocol("tcp")
@@ -86,6 +85,7 @@ public class EC2Application {
 
         // Launch an Amazon Instance
         RunInstancesRequest runInstancesRequest = RunInstancesRequest.builder()
+            .imageId("ami-97785bed")
             .instanceType("t2.micro") // https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/instance-types.html
             .minCount(1)
             .maxCount(1)
@@ -119,12 +119,10 @@ public class EC2Application {
         ec2Client.unmonitorInstances(unmonitorInstancesRequest);
 
         // Reboot an Instance
-
         RebootInstancesRequest rebootInstancesRequest = RebootInstancesRequest.builder()
             .instanceIds(yourInstanceId)
             .build();
 
-
         ec2Client.rebootInstances(rebootInstancesRequest);
 
         // Stop an Instance
diff --git a/aws-modules/aws-miscellaneous/src/main/java/com/baeldung/rds/AWSRDSService.java b/aws-modules/aws-miscellaneous/src/main/java/com/baeldung/rds/AWSRDSService.java
index d17f2fc4b1..09309b92bb 100644
--- a/aws-modules/aws-miscellaneous/src/main/java/com/baeldung/rds/AWSRDSService.java
+++ b/aws-modules/aws-miscellaneous/src/main/java/com/baeldung/rds/AWSRDSService.java
@@ -102,7 +102,6 @@ public class AWSRDSService {
             logger.info(identifier + "\t" + engine + "\t" + status);
             logger.info("\t" + endpointUrl);
         }
-
     }
 
     //Delete RDS instance
@@ -119,13 +118,13 @@ public class AWSRDSService {
         // Information about the RDS instance being deleted
         String status = response.dbInstance().dbInstanceStatus();
         Endpoint endpoint = response.dbInstance().endpoint();
-        String endpoint_url = "Endpoint URL not available yet.";
+        String endpointUrl = "Endpoint URL not available yet.";
         if (endpoint != null) {
-            endpoint_url = endpoint.toString();
+            endpointUrl = endpoint.toString();
         }
 
         logger.info(identifier + "\t" + status);
-        logger.info(endpoint_url);
+        logger.info(endpointUrl);
 
     }
 
diff --git a/aws-modules/aws-miscellaneous/src/main/java/com/baeldung/sqs/SQSApplication.java b/aws-modules/aws-miscellaneous/src/main/java/com/baeldung/sqs/SQSApplication.java
index fda7ec84fc..3b78d73f60 100644
--- a/aws-modules/aws-miscellaneous/src/main/java/com/baeldung/sqs/SQSApplication.java
+++ b/aws-modules/aws-miscellaneous/src/main/java/com/baeldung/sqs/SQSApplication.java
@@ -29,7 +29,6 @@ public class SQSApplication {
     private static final String FIFO_QUEUE_NAME = "baeldung-queue.fifo";
     private static final String DEAD_LETTER_QUEUE_NAME = "baeldung-dead-letter-queue";
 
-
     public static void main(String[] args) {
 
         // Set up the client
@@ -47,12 +46,10 @@ public class SQSApplication {
 
         System.out.println("\nGet queue url");
 
-        GetQueueUrlResponse getQueueUrlResponse = sqsClient.getQueueUrl(GetQueueUrlRequest
-            .builder()
+        GetQueueUrlResponse getQueueUrlResponse = sqsClient.getQueueUrl(GetQueueUrlRequest.builder()
             .queueName(STANDARD_QUEUE_NAME)
-            .build()
-        );
-        String standardQueueUrl =  getQueueUrlResponse.queueUrl();
+            .build());
+        String standardQueueUrl = getQueueUrlResponse.queueUrl();
 
         System.out.println(standardQueueUrl);
 
@@ -68,12 +65,11 @@ public class SQSApplication {
 
         sqsClient.createQueue(createFifoQueueRequest);
 
-        GetQueueUrlResponse getFifoQueueUrlResponse = sqsClient.getQueueUrl(GetQueueUrlRequest
-            .builder()
+        GetQueueUrlResponse getFifoQueueUrlResponse = sqsClient.getQueueUrl(GetQueueUrlRequest.builder()
             .queueName(FIFO_QUEUE_NAME)
             .build());
 
-        String fifoQueueUrl =  getFifoQueueUrlResponse.queueUrl();
+        String fifoQueueUrl = getFifoQueueUrlResponse.queueUrl();
 
         System.out.println(fifoQueueUrl);
 
@@ -82,7 +78,8 @@ public class SQSApplication {
             .queueName(DEAD_LETTER_QUEUE_NAME)
             .build();
 
-        String deadLetterQueueUrl = sqsClient.createQueue(createDeadLetterQueueRequest).queueUrl();
+        String deadLetterQueueUrl = sqsClient.createQueue(createDeadLetterQueueRequest)
+            .queueUrl();
 
         GetQueueAttributesRequest getQueueAttributesRequest = GetQueueAttributesRequest.builder()
             .queueUrl(deadLetterQueueUrl)
@@ -94,11 +91,13 @@ public class SQSApplication {
         String deadLetterQueueARN = deadLetterQueueAttributes.attributes()
             .get("QueueArn");
 
+        Map<QueueAttributeName, String> attributes = new HashMap<>();
+        attributes.put(QueueAttributeName.REDRIVE_POLICY, "{\"maxReceiveCount\":\"5\", \"deadLetterTargetArn\":\"" + deadLetterQueueARN + "\"}");
+
         SetQueueAttributesRequest queueAttributesRequest = SetQueueAttributesRequest.builder()
             .queueUrl(standardQueueUrl)
-            .attributes(null)
+            .attributes(attributes)
             .build();
-//            .addAttributesEntry("RedrivePolicy", "{\"maxReceiveCount\":\"2\", " + "\"deadLetterTargetArn\":\"" + deadLetterQueueARN + "\"}");
 
         sqsClient.setQueueAttributes(queueAttributesRequest);
 
@@ -161,21 +160,22 @@ public class SQSApplication {
 
         ReceiveMessageRequest receiveMessageRequest = ReceiveMessageRequest.builder()
             .waitTimeSeconds(10)
-            .maxNumberOfMessages(1)
+            .maxNumberOfMessages(10)
             .build();
 
-
         List<Message> sqsMessages = sqsClient.receiveMessage(receiveMessageRequest)
             .messages();
 
-
-        sqsMessages.get(0).attributes();
-        sqsMessages.get(0).body();
+        sqsMessages.get(0)
+            .attributes();
+        sqsMessages.get(0)
+            .body();
 
         // Delete a message from a queue
         DeleteMessageRequest deleteMessageRequest = DeleteMessageRequest.builder()
             .queueUrl(fifoQueueUrl)
-            .receiptHandle(sqsMessages.get(0).receiptHandle())
+            .receiptHandle(sqsMessages.get(0)
+                .receiptHandle())
             .build();
 
         sqsClient.deleteMessage(deleteMessageRequest);
@@ -185,7 +185,6 @@ public class SQSApplication {
             .queueUrl(standardQueueUrl)
             .build();
 
-
         GetQueueAttributesResponse attributesResponse = sqsClient.getQueueAttributes(getQueueAttributesRequestForMonitoring);
         System.out.println(String.format("The number of messages on the queue: %s", attributesResponse.attributes()
             .get("ApproximateNumberOfMessages")));