diff --git a/config/worktrunk/config.toml b/config/worktrunk/config.toml
index 2b7afa9..e0674e2 100644
--- a/config/worktrunk/config.toml
+++ b/config/worktrunk/config.toml
@@ -2,10 +2,11 @@ worktree-path = "{{ repo_path }}/../wt-{{ branch | sanitize }}"
 
 
 [commit.generation]
-command = "opencode -m github-copilot/gpt-5-mini"
+command = "opencode run -m github-copilot/gpt-5-mini --variant fast"
 
 [post-create]
 misetrust = "mise trust"
 
 [post-switch]
 tmux = "[ -n \"$TMUX\" ] && tmux rename-window {{ branch | sanitize }}"
+