diff --git a/apps/user/src/entities/group/ui/group-progress-bar.tsx b/apps/user/src/entities/group/ui/group-progress-bar.tsx
index 6a4d9160..eaf49499 100644
--- a/apps/user/src/entities/group/ui/group-progress-bar.tsx
+++ b/apps/user/src/entities/group/ui/group-progress-bar.tsx
@@ -34,7 +34,7 @@ export const GroupProgressBar = ({ progress, className }: Props) => {
               onMouseLeave={() => setHoveredMember(null)}
             >
               {hoveredMember === member.nickname && (
-                <div className='absolute left-1/2 top-2 transform -translate-x-1/2 text-slate-600 bg-white border border-slate-100 text-sm font-noraml rounded-[5px] px-3 py-2'>
+                <div className='absolute left-1/2 top-2 transform -translate-x-1/2 text-slate-600 bg-white border border-slate-100 text-sm whitespace-nowrap font-pretendard-regular rounded-[5px] px-3 py-2'>
                   {member.nickname}
                 </div>
               )}
diff --git a/packages/ui/src/entities/group/ui/group-overview-board.tsx b/packages/ui/src/entities/group/ui/group-overview-board.tsx
index cd9d2029..ba228618 100644
--- a/packages/ui/src/entities/group/ui/group-overview-board.tsx
+++ b/packages/ui/src/entities/group/ui/group-overview-board.tsx
@@ -64,7 +64,7 @@ export const GroupOverviewBoard = ({
   return (
     <BoardLayout
       title='그룹 정보'
-      className={isAdmin ? 'w-[400px]' : 'tablet:min-w-[300px]'}
+      className={isAdmin ? 'w-[450px]' : 'tablet:min-w-[300px]'}
       isAdmin={isAdmin}
     >
       <div
diff --git a/packages/ui/src/widgets/group/ui/members-board.tsx b/packages/ui/src/widgets/group/ui/members-board.tsx
index bb8e7673..37199352 100644
--- a/packages/ui/src/widgets/group/ui/members-board.tsx
+++ b/packages/ui/src/widgets/group/ui/members-board.tsx
@@ -61,7 +61,7 @@ export const MembersBoard = ({
 
   return (
     <div
-      className={`relative px-6 py-4 rounded-lg ${isAdmin ? 'w-[504px] bg-blue-500' : 'bg-orange-500'} overflow-hidden`}
+      className={`relative px-6 py-4 rounded-lg mobile:w-full desktop:max-w-[734px] ${isAdmin ? 'w-[504px] bg-blue-500' : 'bg-orange-500'} overflow-hidden`}
     >
       <div className='w-full h-full'>
         <div className='flex flex-row justify-between items-center mb-6 tablet:flex-row  gap-y-3'>