diff --git a/src/main.rs b/src/main.rs
index 9e269f8..7c49673 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -23,10 +23,12 @@ const DEFAULT_DATABASE_PATH: &'static str = "/var/lib/noise-server/noise-server.
 
 #[derive(Debug, StructOpt)]
 struct Options {
-    #[structopt(short, long, default_value = "/etc/noise-server/config.toml")]
+    /// Path to config
+    #[structopt(short, long, value_name = "path", default_value = "/etc/noise-server/config.toml")]
     config: PathBuf,
 
-    #[structopt(short, long, default_value = DEFAULT_DATABASE_PATH)]
+    /// Path to database
+    #[structopt(short, long, value_name = "path", default_value = DEFAULT_DATABASE_PATH)]
     database_path: PathBuf,
 }