diff --git a/af/20b74a835ff135362817b2204f93f32be0460b b/af/20b74a835ff135362817b2204f93f32be0460b
new file mode 100644
index 00000000000..21225e099d1
--- /dev/null
+++ b/af/20b74a835ff135362817b2204f93f32be0460b
@@ -0,0 +1 @@
+Author: https://github.com/fdellwing