diff --git a/lib/completion.zsh b/lib/completion.zsh
index c54249c5..fa1d97f4 100644
--- a/lib/completion.zsh
+++ b/lib/completion.zsh
@@ -44,7 +44,7 @@ zstyle ':completion:*:*:*:users' ignored-patterns \
         named netdump news nfsnobody nobody nscd ntp nut nx obsrun openvpn \
         operator pcap polkitd postfix postgres privoxy pulse pvm quagga radvd \
         rpc rpcuser rpm rtkit scard shutdown squid sshd statd svn sync tftp \
-        usbmux uucp vcsa wwwrun xfs
+        usbmux uucp vcsa wwwrun xfs '_*'
 
 # ... unless we really want to.
 zstyle '*' single-ignored show