Assisted-by: GLM-5.1 via pi

diff --git a/src/bin/quire/main.rs b/src/bin/quire/main.rs
index 7c32837..9c3621b 100644
--- a/src/bin/quire/main.rs
+++ b/src/bin/quire/main.rs
@@ -81,6 +81,7 @@ enum CiCommands {
     /// Validate a ci.fnl file without running any jobs.
     Validate {
         /// Path to the ci.fnl file to validate.
+        #[arg(default_value = ".quire/ci.fnl")]
         path: std::path::PathBuf,
     },
 }