diff --git a/Waf.gitignore b/Waf.gitignore
index 48e8d8f7..56181927 100644
--- a/Waf.gitignore
+++ b/Waf.gitignore
@@ -1,4 +1,4 @@
-# for projects that use Waf for building: http://code.google.com/p/waf/
 .waf-*
 .waf3-*
 .lock-*
+# For projects that use the Waf build system: https://waf.io/