diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/group.component.ts b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/group.component.ts
index 89a2aa32..f1f11d22 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/group.component.ts
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/group.component.ts
@@ -170,6 +170,7 @@ export class GroupComponent implements OnInit, OnDestroy {
             const tempOrderArr: GroupDetailData[] = [];
             let myDeptGroup: GroupDetailData;
             let defaultGroup: GroupDetailData;
+            const normalGroup: GroupDetailData[] = [];
 
             groupList.forEach(group => {
               if (
@@ -178,10 +179,10 @@ export class GroupComponent implements OnInit, OnDestroy {
                   group.seq
               ) {
                 myDeptGroup = group;
-              }
-
-              if (0 === group.seq) {
+              } else if (0 === group.seq) {
                 defaultGroup = group;
+              } else {
+                normalGroup.push(group);
               }
             });
 
@@ -190,16 +191,9 @@ export class GroupComponent implements OnInit, OnDestroy {
             }
 
             tempOrderArr.push(
-              ...groupList
-                .filter(
-                  group =>
-                    group.seq !==
-                      environment.productConfig.CommonSetting.myDeptGroupSeq &&
-                    group.seq !== 0
-                )
-                .sort((a, b) =>
-                  a.name < b.name ? -1 : a.name > b.name ? 1 : 0
-                )
+              ...normalGroup.sort((a, b) =>
+                a.name < b.name ? -1 : a.name > b.name ? 1 : 0
+              )
             );
 
             if (!!defaultGroup) {
diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/chat/create-chat.dialog.component.ts b/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/chat/create-chat.dialog.component.ts
index 44728c47..5d5e39cf 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/chat/create-chat.dialog.component.ts
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/chat/create-chat.dialog.component.ts
@@ -63,6 +63,7 @@ import {
   AlertDialogData
 } from '@ucap-webmessenger/ui';
 import { TranslateService } from '@ngx-translate/core';
+import { environment } from '../../../../../environments/environment';
 
 export interface CreateChatDialogData {
   type?: string;
@@ -187,6 +188,45 @@ export class CreateChatDialogComponent implements OnInit, OnDestroy {
       )
     ]).pipe(
       map(([buddyList, groupList]) => {
+        // sort..
+        if (!!groupList && groupList.length > 0) {
+          const tempOrderArr: GroupDetailData[] = [];
+          let myDeptGroup: GroupDetailData;
+          let defaultGroup: GroupDetailData;
+          const normalGroup: GroupDetailData[] = [];
+
+          groupList.forEach(group => {
+            if (
+              !!environment.productConfig.CommonSetting
+                .useMyDeptGroup &&
+              environment.productConfig.CommonSetting
+                .myDeptGroupSeq === group.seq
+            ) {
+              myDeptGroup = group;
+            } else if (0 === group.seq) {
+              defaultGroup = group;
+            } else {
+              normalGroup.push(group);
+            }
+          });
+
+          if (!!myDeptGroup) {
+            tempOrderArr.push(myDeptGroup);
+          }
+
+          tempOrderArr.push(
+            ...normalGroup.sort((a, b) =>
+              a.name < b.name ? -1 : a.name > b.name ? 1 : 0
+            )
+          );
+
+          if (!!defaultGroup) {
+            tempOrderArr.push(defaultGroup);
+          }
+
+          groupList = tempOrderArr;
+        }
+
         const groupBuddyList: {
           group: GroupDetailData;
           buddyList: UserInfo[];
diff --git a/projects/ucap-webmessenger-app/src/app/store/messenger/sync/state.ts b/projects/ucap-webmessenger-app/src/app/store/messenger/sync/state.ts
index cda671c5..1987369f 100644
--- a/projects/ucap-webmessenger-app/src/app/store/messenger/sync/state.ts
+++ b/projects/ucap-webmessenger-app/src/app/store/messenger/sync/state.ts
@@ -5,11 +5,11 @@ import {
   UserInfo,
   GroupDetailData,
   RoomUserData,
-  RoomUserDetailData,
+  RoomUserDetailData
 } from '@ucap-webmessenger/protocol-sync';
 import {
   RoomInfo,
-  UserInfo as RoomUserInfo,
+  UserInfo as RoomUserInfo
 } from '@ucap-webmessenger/protocol-room';
 
 export interface Buddy2State extends EntityState<UserInfo> {
@@ -38,26 +38,10 @@ export interface State {
 }
 
 export const adapterBuddy2 = createEntityAdapter<UserInfo>({
-  selectId: userInfo => userInfo.seq,
+  selectId: userInfo => userInfo.seq
 });
 export const adapterGroup2 = createEntityAdapter<GroupDetailData>({
-  selectId: groupDetailData => groupDetailData.seq,
-  sortComparer: (a, b) => {
-    // 기본그룹은 제일 하단
-    if (0 === a.seq) {
-      return 1;
-    } else if (0 === b.seq) {
-      return -1;
-    } else {
-      if (a.name > b.name) {
-        return 1;
-      }
-      if (b.name > a.name) {
-        return -1;
-      }
-      return 0;
-    }
-  },
+  selectId: groupDetailData => groupDetailData.seq
 });
 export const adapterRoom = createEntityAdapter<RoomInfo>({
   selectId: roomInfo => roomInfo.roomSeq,
@@ -70,23 +54,23 @@ export const adapterRoom = createEntityAdapter<RoomInfo>({
         .toDate()
         .getTime()
     );
-  },
+  }
 });
 export const adapterRoomUser = createEntityAdapter<RoomUserDetailData>({
-  selectId: roomUserDetailData => roomUserDetailData.roomSeq,
+  selectId: roomUserDetailData => roomUserDetailData.roomSeq
 });
 export const adapterRoomUserShort = createEntityAdapter<RoomUserData>({
-  selectId: roomUserData => roomUserData.roomSeq,
+  selectId: roomUserData => roomUserData.roomSeq
 });
 
 const buddy2InitialState: Buddy2State = adapterBuddy2.getInitialState({
-  syncDate: '',
+  syncDate: ''
 });
 const group2InitialState: Group2State = adapterGroup2.getInitialState({
-  syncDate: '',
+  syncDate: ''
 });
 const roomInitialState: RoomState = adapterRoom.getInitialState({
-  syncDate: '',
+  syncDate: ''
 });
 const roomUserInitialState: RoomUserState = adapterRoomUser.getInitialState({});
 const roomUserShortInitialState: RoomUserShortState = adapterRoomUserShort.getInitialState(
@@ -99,42 +83,42 @@ export const initialState: State = {
   room: roomInitialState,
   roomUser: roomUserInitialState,
   roomUserShort: roomUserShortInitialState,
-  chatUnreadCount: 0,
+  chatUnreadCount: 0
 };
 
 const {
   selectAll: ngeSelectAllBuddy2,
   selectEntities: ngeSelectEntitiesBuddy2,
   selectIds: ngeSelectIdsBuddy2,
-  selectTotal: ngeSelectTotalBuddy2,
+  selectTotal: ngeSelectTotalBuddy2
 } = adapterBuddy2.getSelectors();
 
 const {
   selectAll: ngeSelectAllGroup2,
   selectEntities: ngeSelectEntitiesGroup2,
   selectIds: ngeSelectIdsGroup2,
-  selectTotal: ngeSelectTotalGroup2,
+  selectTotal: ngeSelectTotalGroup2
 } = adapterGroup2.getSelectors();
 
 const {
   selectAll: ngeSelectAllRoom,
   selectEntities: ngeSelectEntitiesRoom,
   selectIds: ngeSelectIdsRoom,
-  selectTotal: ngeSelectTotalRoom,
+  selectTotal: ngeSelectTotalRoom
 } = adapterRoom.getSelectors();
 
 const {
   selectAll: ngeSelectAllRoomUser,
   selectEntities: ngeSelectEntitiesRoomUser,
   selectIds: ngeSelectIdsRoomUser,
-  selectTotal: ngeSelectTotalRoomUser,
+  selectTotal: ngeSelectTotalRoomUser
 } = adapterRoomUser.getSelectors();
 
 const {
   selectAll: ngeSelectAllRoomUserShort,
   selectEntities: ngeSelectEntitiesRoomUserShort,
   selectIds: ngeSelectIdsRoomUserShort,
-  selectTotal: ngeSelectTotalRoomUserShort,
+  selectTotal: ngeSelectTotalRoomUserShort
 } = adapterRoomUserShort.getSelectors();
 
 export function selectors<S>(selector: Selector<any, State>) {
@@ -178,6 +162,6 @@ export function selectors<S>(selector: Selector<any, State>) {
     selectChatUnreadCount: createSelector(
       selector,
       (state: State) => state.chatUnreadCount
-    ),
+    )
   };
 }