diff --git a/doc/02-Write-A-Recipe-Even-If-You-Dont-Know-C.md b/doc/02-Write-A-Recipe-Even-If-You-Dont-Know-C.md
index b54fb27..65d06c5 100644
--- a/doc/02-Write-A-Recipe-Even-If-You-Dont-Know-C.md
+++ b/doc/02-Write-A-Recipe-Even-If-You-Dont-Know-C.md
@@ -102,7 +102,7 @@
 
 <br>
 
-[rawstr4c]: ../tool/rawstr4c/
+[rawstr4c]: https://github.com/RubyMetric/rawstr4c
 [chsrc-bootstrap]: ../bootstrap/
 [recipe template]: ../src/recipe/recipe-template.c
 [Wiki]: https://github.com/RubyMetric/chsrc/wiki
diff --git a/justfile b/justfile
index e4d5fff..2bacf86 100644
--- a/justfile
+++ b/justfile
@@ -148,5 +148,5 @@ clean:
 	-@{{BIN_rm}} README.md.bak*
 
 # 使用: just rawstr4c [--debug] Markdown.md
-rawstr4c *args:
-	@{{ if os() == 'windows' { 'tool\\rawstr4c\\run\\run.bat' } else { 'bash ./tool/rawstr4c/run/run.sh' } }} {{args}}
+# rawstr4c *args:
+#	@{{ if os() == 'windows' { 'tool\\rawstr4c\\run\\run.bat' } else { 'bash ./tool/rawstr4c/run/run.sh' } }} {{args}}
diff --git a/tool/README.md b/tool/README.md
index a12b38e..2e1c6c7 100644
--- a/tool/README.md
+++ b/tool/README.md
@@ -23,10 +23,12 @@
 
     PowerShell 编写的一键安装工具
 
-3. `rawstr4c`
-
-    C语言字符串生成工具，这是寄宿在 `chsrc` 项目仓库下的一个完整子项目
-
-4. `download-pre-on-GitHub.ps1`
+3. `download-pre-on-GitHub.ps1`
 
     从 GitHub `pre` release 上下载所有附件
+
+<br>
+
+## `rawstr4c`
+
+C语言字符串生成工具，本身是为了本项目而开发，是放在本仓库下的一个完整子项目。但为了维护更方便，拆分到新的仓库: <https://github.com/RubyMetric/rawstr4c>