diff --git a/completion/available/knife.completion.bash b/completion/available/knife.completion.bash
index 9b370209..8c6fef9b 100644
--- a/completion/available/knife.completion.bash
+++ b/completion/available/knife.completion.bash
@@ -1,5 +1,7 @@
 #!/usr/bin/env bash
 
+# Published originally as public domain code at https://github.com/wk8/knife-bash-autocomplete
+
 ##############
 ### CONFIG ###
 ##############