diff --git a/readme.md b/readme.md
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--- a/readme.md
+++ b/readme.md
@@ -3,6 +3,8 @@
 ANSICON provides ANSI escape sequences for Windows console programs. It
 provides much the same functionality as `ANSI.SYS` does for MS-DOS.
 
+`source git`：[https://github.com/adoxa/ansicon](https://github.com/adoxa/ansicon)
+
 ## Requirements
 
 * 32-bit: Windows 2000 Professional and later (it won't work with NT or 9X).