diff --git a/bash_completion b/bash_completion
index 218dbd52405b790f94be5dcb0b814dfcbbfc646e..3295f0bd026773749575cae8e807092e5889ef1b 100644
--- a/bash_completion
+++ b/bash_completion
@@ -2,7 +2,7 @@
 
 _altree_option_list()
 {
-    altree --help 2> /dev/null | \
+    "${COMP_WORDS[0]}" --help 2> /dev/null | \
 	sed -e '0,/^Options/d;/^    --/{s/^    //;s/^--\(man\|help\).*/--\1/;p};d'
 }