diff --git a/src/shared/layout.ts b/src/shared/layout.ts
index 9832402..7220a09 100644
--- a/src/shared/layout.ts
+++ b/src/shared/layout.ts
@@ -42,6 +42,8 @@ export default function layout(...content: Content[]) {
           p(
             "© SIGITEX | ",
             a("ABOUT US", { href: "https://da.nfin.ch/" }),
+            " | ",
+            a("SOURCE", { href: "https://code.quickbasic.org/sigitex/sigitex.com" })
           ),
         ),
       ),