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 44d7729e..e539bb7c 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
@@ -161,6 +161,50 @@ export class GroupComponent implements OnInit, OnDestroy {
     ])
       .pipe(
         map(([buddyList, groupList]) => {
+          // sort..
+          if (!!groupList && groupList.length > 0) {
+            const tempOrderArr: GroupDetailData[] = [];
+            let myDeptGroup: GroupDetailData;
+            let defaultGroup: GroupDetailData;
+
+            groupList.forEach(group => {
+              if (
+                !!environment.productConfig.CommonSetting.useMyDeptGroup &&
+                environment.productConfig.CommonSetting.myDeptGroupSeq ===
+                  group.seq
+              ) {
+                myDeptGroup = group;
+              }
+
+              if (0 === group.seq) {
+                defaultGroup = group;
+              }
+            });
+
+            if (!!myDeptGroup) {
+              tempOrderArr.push(myDeptGroup);
+            }
+
+            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
+                )
+            );
+
+            if (!!defaultGroup) {
+              tempOrderArr.push(defaultGroup);
+            }
+
+            groupList = tempOrderArr;
+          }
+
           const groupBuddyList: {
             group: GroupDetailData;
             buddyList: UserInfo[];
@@ -569,10 +613,7 @@ export class GroupComponent implements OnInit, OnDestroy {
     }
   }
 
-  onClickOpenProfile(
-    userSeq: number,
-    group: GroupDetailData
-  ) {
+  onClickOpenProfile(userSeq: number, group: GroupDetailData) {
     this.openProfile.emit({
       userSeq,
       openProfileOptions: {