diff --git a/Algorithm/ag_test5.md b/Algorithm/ag_test5.md
deleted file mode 100644
index 9f3b1bc..0000000
--- a/Algorithm/ag_test5.md
+++ /dev/null
@@ -1 +0,0 @@
-# this is test
\ No newline at end of file
diff --git a/Algorithm/ag_test6.md b/Algorithm/ag_test6.md
new file mode 100644
index 0000000..b943cf4
--- /dev/null
+++ b/Algorithm/ag_test6.md
@@ -0,0 +1 @@
+# this is test
diff --git a/bash/update-readmes.sh b/bash/update-readmes.sh
index 94affd8..099474d 100644
--- a/bash/update-readmes.sh
+++ b/bash/update-readmes.sh
@@ -5,7 +5,9 @@ while read file; do
   # md 파일만 처리
   if [[ "$file" == *.md ]]; then
     # 첫 번째 # 헤더 추출 (파일 인코딩 UTF-8 가정)
-    title=$(grep -m 1 '^# ' "$file" | sed 's/^# //')
+    echo "Grep result:"
+    grep -m 1 '^# ' "$file"
+    title=$(grep -m 1 '^# ' "$file")
     # 타이틀이 없으면 파일명 사용
     [ -z "$title" ]
     # 링크 생성