diff --git a/completion/available/invoke.completion.bash b/completion/available/invoke.completion.bash
index aca64b26..f062bcab 100644
--- a/completion/available/invoke.completion.bash
+++ b/completion/available/invoke.completion.bash
@@ -1,4 +1,5 @@
 # Invoke (pyinvoke.org) tab-completion script to be sourced with Bash shell.
+# https://github.com/pyinvoke/invoke/blob/master/completion/bash
 
 _complete_invoke() {
     local candidates