diff --git a/doc/HACKING.md b/doc/HACKING.md
index eac524ee4..82f681337 100644
--- a/doc/HACKING.md
+++ b/doc/HACKING.md
@@ -18,7 +18,7 @@ It's in C, to encourage alternate implementations.  Patches are welcome!
 You should read our [Style Guide](STYLE.md).
 
 To read the code, you should start from
-[lightningd.c](../lightningd/lightningd.c) and hop your way through
+[lightningd.c](https://github.com/ElementsProject/lightning/blob/master/lightningd/lightningd.c) and hop your way through
 the '~' comments at the head of each daemon in the suggested
 order.