diff --git a/config/fish/config.fish b/config/fish/config.fish
index d4366c7..3b981dd 100644
--- a/config/fish/config.fish
+++ b/config/fish/config.fish
@@ -55,6 +55,7 @@ set -x XDG_STATE_HOME $HOME/.local/state
 
 # jj
 set -x JJ_CONFIG_DIR $HOME/.config/jj
+jj util completion fish | source
 
 # GPG
 set -gx GPG_TTY (tty)