diff --git a/app/kac-websocket-app/src/main/java/kr/co/palnet/kac/websocket/core/handler/WebSocketHandler.java b/app/kac-websocket-app/src/main/java/kr/co/palnet/kac/websocket/core/handler/WebSocketHandler.java
index 5903dde..a69c2a6 100644
--- a/app/kac-websocket-app/src/main/java/kr/co/palnet/kac/websocket/core/handler/WebSocketHandler.java
+++ b/app/kac-websocket-app/src/main/java/kr/co/palnet/kac/websocket/core/handler/WebSocketHandler.java
@@ -3,6 +3,8 @@ package kr.co.palnet.kac.websocket.core.handler;
 import io.netty.channel.ChannelHandler;
 import io.netty.channel.ChannelHandlerContext;
 import io.netty.channel.SimpleChannelInboundHandler;
+import io.netty.channel.group.ChannelGroup;
+import io.netty.handler.codec.http.websocketx.TextWebSocketFrame;
 import io.netty.handler.codec.http.websocketx.WebSocketFrame;
 import kr.co.palnet.kac.websocket.core.storage.ChannelStorage;
 import lombok.extern.slf4j.Slf4j;
@@ -30,9 +32,9 @@ public class WebSocketHandler extends SimpleChannelInboundHandler<WebSocketFrame
     public void channelActive(ChannelHandlerContext ctx) throws Exception {
         log.info(">>>>> channelActive <<<<<");
         ChannelStorage channelStorage = ChannelStorage.getInstance();
-        log.info("active size before : {}", channelStorage.getAll().size());
+        log.info("active size before : {}", channelStorage.getGroup().size());
         channelStorage.add(ctx.channel());
-        log.info("active size after : {}", channelStorage.getAll().size());
+        log.info("active size after : {}", channelStorage.getGroup().size());
     }
 
     @Override
diff --git a/app/kac-websocket-app/src/main/java/kr/co/palnet/kac/websocket/core/storage/ChannelStorage.java b/app/kac-websocket-app/src/main/java/kr/co/palnet/kac/websocket/core/storage/ChannelStorage.java
index 6fc60f1..81a3e3d 100644
--- a/app/kac-websocket-app/src/main/java/kr/co/palnet/kac/websocket/core/storage/ChannelStorage.java
+++ b/app/kac-websocket-app/src/main/java/kr/co/palnet/kac/websocket/core/storage/ChannelStorage.java
@@ -34,7 +34,7 @@ public class ChannelStorage {
         return channelGroup.find(channelId);
     }
 
-    public ChannelGroup getAll() {
+    public ChannelGroup getGroup() {
         return channelGroup;
     }
 
diff --git a/app/kac-websocket-app/src/main/java/kr/co/palnet/kac/websocket/service/ScheduledService.java b/app/kac-websocket-app/src/main/java/kr/co/palnet/kac/websocket/service/ScheduledService.java
index eab93ab..d38affd 100644
--- a/app/kac-websocket-app/src/main/java/kr/co/palnet/kac/websocket/service/ScheduledService.java
+++ b/app/kac-websocket-app/src/main/java/kr/co/palnet/kac/websocket/service/ScheduledService.java
@@ -29,7 +29,7 @@ public class ScheduledService {
         log.info("ready send to all channel");
         // 채널 가져오기
         ChannelStorage channelStorage = ChannelStorage.getInstance();
-        ChannelGroup channelGroup = channelStorage.getAll();
+        ChannelGroup channelGroup = channelStorage.getGroup();
         // 데이터 가져오기
         ControlStorage controlStorage = ControlStorage.getInstance();
         List<DronControlDto> controlDtoList = controlStorage.getList();
diff --git a/http-client/http-client.env.json b/http-client/http-client.env.json
index cddb90d..925cc7a 100644
--- a/http-client/http-client.env.json
+++ b/http-client/http-client.env.json
@@ -1,6 +1,6 @@
 {
   "local": {
     "appHost": "http://localhost:8000",
-    "wsHost": "http://localhost:8001"
+    "wsHost": "ws://localhost:8001"
   }
 }
\ No newline at end of file