diff --git a/rfc-index2gemini.py b/rfc-index2gemini.py
index eff3da1..b297e46 100755
--- a/rfc-index2gemini.py
+++ b/rfc-index2gemini.py
@@ -32,6 +32,8 @@ print("""
 
 This index was built on %s from the rfc-index.xml file found at rsync::ftp.rfc-editor.org::rfcs-text-only. 
 
+=> https://forge.chapril.org/bortzmeyer/rfc2gemini Source code of the conversion program
+
 """ % time.strftime("%Y-%m-%dT%H:%M:%SZ", time.gmtime(time.time())), file=output)
 for rfc in sorted(rfcs.keys(), reverse=True):
     print("=> /rfc-mirror/rfc%s.txt RFC %s \"%s\"" % (rfc, rfc, rfcs[rfc]['title']), file=output)