diff --git a/claptest/Cargo.lock b/claptest/Cargo.lock
index fc48faf..d14d8d8 100644
--- a/claptest/Cargo.lock
+++ b/claptest/Cargo.lock
@@ -13,12 +13,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "autocfg"
-version = "1.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
-
 [[package]]
 name = "bitflags"
 version = "1.3.2"
@@ -27,26 +21,24 @@ checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
 [[package]]
 name = "clap"
-version = "3.1.8"
+version = "4.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "71c47df61d9e16dc010b55dba1952a57d8c215dbb533fd13cdd13369aac73b1c"
+checksum = "30607dd93c420c6f1f80b544be522a0238a7db35e6a12968d28910983fee0df0"
 dependencies = [
  "atty",
  "bitflags",
  "clap_derive",
- "indexmap",
- "lazy_static",
- "os_str_bytes",
+ "clap_lex",
+ "once_cell",
  "strsim",
  "termcolor",
- "textwrap",
 ]
 
 [[package]]
 name = "clap_derive"
-version = "3.1.7"
+version = "4.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a3aab4734e083b809aaf5794e14e756d1c798d2c69c7f7de7a09a2f5214993c1"
+checksum = "a4a307492e1a34939f79d3b6b9650bd2b971513cd775436bf2b78defeb5af00b"
 dependencies = [
  "heck",
  "proc-macro-error",
@@ -55,6 +47,15 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "clap_lex"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0d4198f73e42b4936b35b5bb248d81d2b595ecb170da0bac7655c54eedfa8da8"
+dependencies = [
+ "os_str_bytes",
+]
+
 [[package]]
 name = "claptest"
 version = "0.1.0"
@@ -62,12 +63,6 @@ dependencies = [
  "clap",
 ]
 
-[[package]]
-name = "hashbrown"
-version = "0.11.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab5ef0d4909ef3724cc8cce6ccc8572c5c817592e9285f5464f8e86f8bd3726e"
-
 [[package]]
 name = "heck"
 version = "0.4.0"
@@ -83,22 +78,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "indexmap"
-version = "1.8.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0f647032dfaa1f8b6dc29bd3edb7bbef4861b8b8007ebb118d6db284fd59f6ee"
-dependencies = [
- "autocfg",
- "hashbrown",
-]
-
-[[package]]
-name = "lazy_static"
-version = "1.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
-
 [[package]]
 name = "libc"
 version = "0.2.123"
@@ -106,19 +85,16 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cb691a747a7ab48abc15c5b42066eaafde10dc427e3b6ee2a1cf43db04c763bd"
 
 [[package]]
-name = "memchr"
-version = "2.4.1"
+name = "once_cell"
+version = "1.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "308cc39be01b73d0d18f82a0e7b2a3df85245f84af96fdddc5d202d27e47b86a"
+checksum = "e82dad04139b71a90c080c8463fe0dc7902db5192d939bd0950f074d014339e1"
 
 [[package]]
 name = "os_str_bytes"
 version = "6.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8e22443d1643a904602595ba1cd8f7d896afe56d26712531c5ff73a15b2fbf64"
-dependencies = [
- "memchr",
-]
 
 [[package]]
 name = "proc-macro-error"
@@ -146,11 +122,11 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.37"
+version = "1.0.46"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ec757218438d5fda206afc041538b2f6d889286160d649a86a24d37e1235afd1"
+checksum = "94e2ef8dbfc347b10c094890f778ee2e36ca9bb4262e86dc99cd217e35f3470b"
 dependencies = [
- "unicode-xid",
+ "unicode-ident",
 ]
 
 [[package]]
@@ -189,10 +165,10 @@ dependencies = [
 ]
 
 [[package]]
-name = "textwrap"
-version = "0.15.0"
+name = "unicode-ident"
+version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b1141d4d61095b28419e22cb0bbf02755f5e54e0526f97f1e3d1d160e60885fb"
+checksum = "dcc811dc4066ac62f84f11307873c4850cb653bfa9b1719cee2bd2204a4bc5dd"
 
 [[package]]
 name = "unicode-xid"
diff --git a/claptest/Cargo.toml b/claptest/Cargo.toml
index 6951c5c..f4d6826 100644
--- a/claptest/Cargo.toml
+++ b/claptest/Cargo.toml
@@ -2,8 +2,10 @@
 name = "claptest"
 version = "0.1.0"
 edition = "2021"
+author = "Julio Biason <julio.biason@pm.me>"
+about = "Simple test of Clap derive way"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-clap = { version = "3.1.8", features = ["derive", "env"] }
+clap = { version = "4", features = ["derive", "env"] }
diff --git a/claptest/src/main.rs b/claptest/src/main.rs
index 734a3f8..76e1bd2 100644
--- a/claptest/src/main.rs
+++ b/claptest/src/main.rs
@@ -1,6 +1,7 @@
 use clap::Parser;
 
 #[derive(Parser)]
+#[command(author, version, about)]
 struct Params {
     /// String opcional
     #[clap(long)]