diff --git a/src/main/java/com/backend/glowhouse/AWS/sns/SnsNotificationSender.java b/src/main/java/com/backend/glowhouse/AWS/sns/SnsNotificationSender.java
deleted file mode 100644
index ac5a90215a0aa453ad4930ccb6ebb442c009052e..0000000000000000000000000000000000000000
--- a/src/main/java/com/backend/glowhouse/AWS/sns/SnsNotificationSender.java
+++ /dev/null
@@ -1,18 +0,0 @@
-package com.backend.glowhouse.aws.sns;
-
-import com.amazonaws.services.sns.AmazonSNS;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.cloud.aws.messaging.core.NotificationMessagingTemplate;
-
-public class SnsNotificationSender {
-    private final NotificationMessagingTemplate notificationMessagingTemplate;
-
-    @Autowired
-    public SnsNotificationSender(AmazonSNS amazonSns) {
-        this.notificationMessagingTemplate = new NotificationMessagingTemplate(amazonSns);
-    }
-
-    public void sendIOCommandForLight(String subject, String message) {
-        this.notificationMessagingTemplate.sendNotification("awsiot_to_localgateway", message, subject);
-    }
-}
\ No newline at end of file
diff --git a/src/main/java/com/backend/glowhouse/AWS/sqs/SqsListenerEndpoint.java b/src/main/java/com/backend/glowhouse/aws/sqs/SqsListenerEndpoint.java
similarity index 95%
rename from src/main/java/com/backend/glowhouse/AWS/sqs/SqsListenerEndpoint.java
rename to src/main/java/com/backend/glowhouse/aws/sqs/SqsListenerEndpoint.java
index 8569e62312ee21c7338df96f26f49acc3d14e749..2c25b898401e8f7561110f8b700fc3634a04a308 100644
--- a/src/main/java/com/backend/glowhouse/AWS/sqs/SqsListenerEndpoint.java
+++ b/src/main/java/com/backend/glowhouse/aws/sqs/SqsListenerEndpoint.java
@@ -1,4 +1,4 @@
-package com.backend.glowhouse.AWS.sqs;
+package com.backend.glowhouse.aws.sqs;
 
 import com.backend.glowhouse.model.SensorData;
 import com.backend.glowhouse.service.SensorDataService;
@@ -13,7 +13,6 @@ import org.springframework.stereotype.Component;
 
 import java.io.IOException;
 import java.util.Date;
-import java.util.List;
 
 @Component
 public class SqsListenerEndpoint {
diff --git a/src/main/java/com/backend/glowhouse/model/request/SignUpRequest.java b/src/main/java/com/backend/glowhouse/model/request/RegistrationRequest.java
similarity index 96%
rename from src/main/java/com/backend/glowhouse/model/request/SignUpRequest.java
rename to src/main/java/com/backend/glowhouse/model/request/RegistrationRequest.java
index ed5994fb655ed76af9ed637c8ac7cbb5772d936d..824a8a7035130f7a9774a79fbf145a9398d5404e 100644
--- a/src/main/java/com/backend/glowhouse/model/request/SignUpRequest.java
+++ b/src/main/java/com/backend/glowhouse/model/request/RegistrationRequest.java
@@ -2,7 +2,7 @@ package com.backend.glowhouse.model.request;
 
 import javax.validation.constraints.*;
 
-public class SignUpRequest {
+public class RegistrationRequest {
     @NotBlank
     @Size(min = 4, max = 40)
     private String name;