diff --git a/scripts/bash/task_completion.sh b/scripts/bash/task_completion.sh
index 42535e03a..ea1843fef 100644
--- a/scripts/bash/task_completion.sh
+++ b/scripts/bash/task_completion.sh
@@ -64,7 +64,7 @@ _task()
     cur="${COMP_WORDS[COMP_CWORD]}"
     prev="${COMP_WORDS[COMP_CWORD-1]}"
 
-    opts="active add all annotate append calendar color completed delete done duplicate edit export ghistory help history import info list long ls newest next oldest overdue projects recurring shell start stats stop summary tags timesheet undo version waiting"
+    opts="$(task _commands) $(task _ids)"
 
     case "${cur}" in
         pro*:*)