diff --git a/Cargo.lock b/Cargo.lock
index a0fb0e7..4069054 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,6 +1,6 @@
 [root]
 name = "fd-find"
-version = "3.1.0"
+version = "4.0.0"
 dependencies = [
  "ansi_term 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "atty 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
diff --git a/src/app.rs b/src/app.rs
index 93e4372..32164c0 100644
--- a/src/app.rs
+++ b/src/app.rs
@@ -61,6 +61,7 @@ pub fn build_app() -> App<'static, 'static> {
                 .long("type")
                 .short("t")
                 .takes_value(true)
+                .value_name("filetype")
                 .possible_values(&["f", "file", "d", "directory", "s", "symlink"])
                 .hide_possible_values(true)
                 .help("Filter by type: f(ile), d(irectory), s(ymlink)"),
@@ -78,6 +79,7 @@ pub fn build_app() -> App<'static, 'static> {
                 .long("color")
                 .short("c")
                 .takes_value(true)
+                .value_name("when")
                 .possible_values(&["never", "auto", "always"])
                 .hide_possible_values(true)
                 .help(
@@ -90,6 +92,7 @@ pub fn build_app() -> App<'static, 'static> {
                 .long("threads")
                 .short("j")
                 .takes_value(true)
+                .value_name("num")
                 .help(
                     "Set number of threads to use for searching\n\
                      (default: number of available CPU cores)",