diff --git a/.zsh/40_function.zsh b/.zsh/40_function.zsh
index 41a6d17..6a3a402 100755
--- a/.zsh/40_function.zsh
+++ b/.zsh/40_function.zsh
@@ -236,7 +236,7 @@ complete -o default -F _sdocker sdocker
 _flash_all () {
     local cur
     cur="${COMP_WORDS[COMP_CWORD]}"
-    COMPREPLY=( $(compgen -W "$(ls *.img)" -- ${cur} ) )
+    COMPREPLY=( $(compgen -W "$(ls *.img 2>/dev/null)" -- ${cur} ) )
 }
 
 complete -o default -F _flash_all flash_all