diff --git a/sub/bash/completion b/sub/bash/completion
index 3560488..9917f9d 100644
--- a/sub/bash/completion
+++ b/sub/bash/completion
@@ -16,6 +16,15 @@ _bkp() {
     return 0
 }
 
+_tip() {
+    local cur opts
+    COMPREPLY=()
+    cur="${COMP_WORDS[COMP_CWORD]}"
+    opts=$(ls ~/.tips)
+    COMPREPLY=( $(compgen -W "$opts" -- ${cur}) )
+    return 0
+}
+
 _workon() {
     local cur prev envs
     COMPREPLY=()
@@ -30,4 +39,5 @@ complete -F _workon workon
 complete -F _ssh ssh
 complete -F _ssh sftp
 complete -F _bkp bkp
+complete -F _tip tip