diff --git a/programs/bf.grnd b/programs/bf.grnd
index 2887d30..f6be2bd 100644
--- a/programs/bf.grnd
+++ b/programs/bf.grnd
@@ -1,3 +1,5 @@
+# A Brainfuck interpreter in Ground (https://git.maxwellj.xyz/ground/ground) (https://en.wikipedia.org/wiki/Brainfuck)
+
 stdout "Brainf*ck Code: "
 stdin &str
 stdout "Input: "