diff --git a/src/hooks/auth/useAuth.ts b/src/hooks/auth/useAuth.ts
index 7547e55..61bf0b1 100644
--- a/src/hooks/auth/useAuth.ts
+++ b/src/hooks/auth/useAuth.ts
@@ -45,27 +45,34 @@ export const useAuth = () => {
       if (!data && !error) {
         const { data: newProfile, error: createError } = await supabase
           .from("profiles")
-          .insert([{
-            id: session.user.id,
-            email: session.user.email!,
-            name: session.user.user_metadata?.name || 'Unknown User',
-            nickname: session.user.user_metadata?.nickname || null,
-          }])
+          .insert([
+            {
+              id: session.user.id,
+              email: session.user.email!,
+              name: session.user.user_metadata?.name || "Unknown User",
+              nickname: session.user.user_metadata?.nickname || null,
+            },
+          ])
           .select()
           .single();
 
         if (!createError) {
           // 기본 카테고리 생성
-          await supabase.from('categories').insert([{
-            user_id: session.user.id,
-            name: '통신비',
-            type: 'expense_fixed',
-            is_default: true,
-          }]). select();
+          await supabase
+            .from("categories")
+            .insert([
+              {
+                user_id: session.user.id,
+                name: "통신비",
+                type: "expense_fixed",
+                is_default: true,
+              },
+            ])
+            .select();
 
           return newProfile;
         } else {
-          console.error('프로필 생성 실패:', createError);
+          console.error("프로필 생성 실패:", createError);
         }
       }