diff --git a/workbook/0x0B.md b/workbook/0x0B.md
index 27c3453d..a29399cb 100644
--- a/workbook/0x0B.md
+++ b/workbook/0x0B.md
@@ -14,5 +14,5 @@
 | 기본 문제✔ | 2630 | [색종이 만들기](https://www.acmicpc.net/problem/2630) | [정답 코드](../0x0B/solutions/2630.cpp) |
 | 기본 문제✔ | 1992 | [쿼드트리](https://www.acmicpc.net/problem/1992) | [정답 코드](../0x0B/solutions/1992.cpp) |
 | 응용 문제✔ | 2447 | [별 찍기 - 10](https://www.acmicpc.net/problem/2447) | [정답 코드](../0x0B/solutions/2447.cpp), [별해 1](../0x0B/solutions/2447_1.cpp) |
-| 응용 문제✔ | 2448 | [별 찍기 - 11](https://www.acmicpc.net/problem/2448) | [정답 코드](../0x0B/solutions/2448.cpp) |
+| 응용 문제✔ | 2448 | [별 찍기 - 11](https://www.acmicpc.net/problem/2448) | [정답 코드](../0x0B/solutions/2448.cpp), [별해 1](../0x0B/solutions/2448_1.cpp) |
 | 응용 문제 | 14956 | [Philosopher’s Walk](https://www.acmicpc.net/problem/14956) | [정답 코드](../0x0B/solutions/14956.cpp) |