diff --git a/share/functions/__fish_complete_gpg_key_id.fish b/share/functions/__fish_complete_gpg_key_id.fish
index 2e31de575..1993053ff 100644
--- a/share/functions/__fish_complete_gpg_key_id.fish
+++ b/share/functions/__fish_complete_gpg_key_id.fish
@@ -8,7 +8,7 @@ function __fish_complete_gpg_key_id -d 'Complete using gpg key ids' -a __fish_co
             case "uid*"
                 # Extract user ids (note: gpg escapes colons as '\x3a')
                 set -l __uid (string split ":" -- $garbage)
-                set -l uid (string replace -a '\x3a' ':' -- $__uuid[10])
+                set -l uid (string replace -a '\x3a' ':' -- $__uid[10])
                 printf "%s\t%s\n" $keyid $uid
             case "pub*"
                 # Extract key fingerprints (no subkeys)