diff --git a/Cargo.lock b/Cargo.lock
index d0ea773..b06aec5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "anstream"
-version = "0.6.15"
+version = "0.6.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "64e15c1ab1f89faffbf04a634d5e1962e9074f2741eef6d97f3c4e322426d526"
+checksum = "8acc5369981196006228e28809f761875c0327210a891e941f4c683b3a99529b"
 dependencies = [
  "anstyle",
  "anstyle-parse",
@@ -19,33 +19,33 @@ dependencies = [
 
 [[package]]
 name = "anstyle"
-version = "1.0.8"
+version = "1.0.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1bec1de6f59aedf83baf9ff929c98f2ad654b97c9510f4e70cf6f661d49fd5b1"
+checksum = "55cc3b69f167a1ef2e161439aa98aed94e6028e5f9a59be9a6ffb47aef1651f9"
 
 [[package]]
 name = "anstyle-parse"
-version = "0.2.5"
+version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eb47de1e80c2b463c735db5b217a0ddc39d612e7ac9e2e96a5aed1f57616c1cb"
+checksum = "3b2d16507662817a6a20a9ea92df6652ee4f94f914589377d69f3b21bc5798a9"
 dependencies = [
  "utf8parse",
 ]
 
 [[package]]
 name = "anstyle-query"
-version = "1.1.1"
+version = "1.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6d36fc52c7f6c869915e99412912f22093507da8d9e942ceaf66fe4b7c14422a"
+checksum = "79947af37f4177cfead1110013d678905c37501914fba0efea834c3fe9a8d60c"
 dependencies = [
  "windows-sys",
 ]
 
 [[package]]
 name = "anstyle-wincon"
-version = "3.0.4"
+version = "3.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5bf74e1b6e971609db8ca7a9ce79fd5768ab6ae46441c572e46cf596f59e57f8"
+checksum = "2109dbce0e72be3ec00bed26e6a7479ca384ad226efdd66db8fa2e3a38c83125"
 dependencies = [
  "anstyle",
  "windows-sys",
@@ -77,9 +77,9 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "clap"
-version = "4.5.17"
+version = "4.5.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3e5a21b8495e732f1b3c364c9949b201ca7bae518c502c80256c96ad79eaf6ac"
+checksum = "fb3b4b9e5a7c7514dfa52869339ee98b3156b0bfb4e8a77c4ff4babb64b1604f"
 dependencies = [
  "clap_builder",
  "clap_derive",
@@ -87,9 +87,9 @@ dependencies = [
 
 [[package]]
 name = "clap_builder"
-version = "4.5.17"
+version = "4.5.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8cf2dd12af7a047ad9d6da2b6b249759a22a7abc0f474c1dae1777afa4b21a73"
+checksum = "b17a95aa67cc7b5ebd32aa5370189aa0d79069ef1c64ce893bd30fb24bff20ec"
 dependencies = [
  "anstream",
  "anstyle",
@@ -99,9 +99,9 @@ dependencies = [
 
 [[package]]
 name = "clap_derive"
-version = "4.5.13"
+version = "4.5.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "501d359d5f3dcaf6ecdeee48833ae73ec6e42723a1e52419c79abf9507eec0a0"
+checksum = "4ac6a0c7b1a9e9a5186361f67dfa1b88213572f427fb9ab038efb2bd8c582dab"
 dependencies = [
  "heck",
  "proc-macro2",
@@ -111,15 +111,15 @@ dependencies = [
 
 [[package]]
 name = "clap_lex"
-version = "0.7.2"
+version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1462739cb27611015575c0c11df5df7601141071f07518d56fcc1be504cbec97"
+checksum = "afb84c814227b90d6895e01398aee0d8033c00e7466aca416fb6a8e0eb19d8a7"
 
 [[package]]
 name = "colorchoice"
-version = "1.0.2"
+version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d3fd119d74b830634cea2a0f58bbd0d54540518a14397557951e79340abc28c0"
+checksum = "5b63caa9aa9397e2d9480a9b13673856c78d8ac123288526c37d7839f2a86990"
 
 [[package]]
 name = "dirs-next"
@@ -144,7 +144,7 @@ dependencies = [
 
 [[package]]
 name = "encode"
-version = "0.1.1"
+version = "0.1.2"
 dependencies = [
  "base58",
  "base64",
@@ -190,9 +190,9 @@ checksum = "bbd2bcb4c963f2ddae06a2efc7e9f3591312473c50c6685e1f298068316e66fe"
 
 [[package]]
 name = "libc"
-version = "0.2.158"
+version = "0.2.164"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d8adc4bb1803a324070e64a98ae98f38934d91957a99cfb3a43dcbc01bc56439"
+checksum = "433bfe06b8c75da9b2e3fbea6e5329ff87748f0b144ef75306e674c3f6f7c13f"
 
 [[package]]
 name = "libredox"
@@ -206,9 +206,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.86"
+version = "1.0.89"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5e719e8df665df0d1c8fbfd238015744736151d4445ec0836b8e628aae103b77"
+checksum = "f139b0662de085916d1fb67d2b4169d1addddda1919e696f3252b740b629986e"
 dependencies = [
  "unicode-ident",
 ]
@@ -247,9 +247,9 @@ dependencies = [
 
 [[package]]
 name = "rustversion"
-version = "1.0.17"
+version = "1.0.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "955d28af4278de8121b7ebeb796b6a45735dc01436d898801014aced2773a3d6"
+checksum = "0e819f2bc632f285be6d7cd36e25940d45b2391dd6d9b939e79de557f7014248"
 
 [[package]]
 name = "strsim"
@@ -259,9 +259,9 @@ checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
 
 [[package]]
 name = "syn"
-version = "2.0.77"
+version = "2.0.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9f35bcdf61fd8e7be6caf75f429fdca8beb3ed76584befb503b1569faee373ed"
+checksum = "25aa4ce346d03a6dcd68dd8b4010bcb74e54e62c90c573f394c46eae99aba32d"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -291,18 +291,18 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "1.0.63"
+version = "1.0.69"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c0342370b38b6a11b6cc11d6a805569958d54cfa061a29969c3b5ce2ea405724"
+checksum = "b6aaf5339b578ea85b50e080feb250a3e8ae8cfcdff9a461c9ec2904bc923f52"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.63"
+version = "1.0.69"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4558b58466b9ad7ca0f102865eccc95938dca1a74a856f2b57b6629050da261"
+checksum = "4fee6c4efc90059e10f81e6d42c60a18f76588c3d74cb83a0b242a2b6c7504c1"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -311,9 +311,9 @@ dependencies = [
 
 [[package]]
 name = "unicode-ident"
-version = "1.0.12"
+version = "1.0.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
+checksum = "e91b56cd4cadaeb79bbf1a5645f6b4f8dc5bde8834ad5894a8db35fda9efa1fe"
 
 [[package]]
 name = "utf8parse"
@@ -351,9 +351,9 @@ checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
 [[package]]
 name = "windows-sys"
-version = "0.52.0"
+version = "0.59.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d"
+checksum = "1e38bc4d79ed67fd075bcc251a1c39b32a1776bbe92e5bef1f0bf1f8c531853b"
 dependencies = [
  "windows-targets",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 28e1f5c..9646fd1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "encode"
-version = "0.1.1"
+version = "0.1.2"
 edition = "2021"
 
 [dependencies]
diff --git a/src/cmd_base58.rs b/src/cmd_base58.rs
index 51e213d..7c2ec00 100644
--- a/src/cmd_base58.rs
+++ b/src/cmd_base58.rs
@@ -28,7 +28,7 @@ impl CmdExec for CmdBase58 {
 
         if self.decode {
             let s = opt_result!(String::from_utf8(input), "Decode UTF8 failed: {}");
-            let decoded = opt_result!(s.from_base58(), "Decode base58 failed: {:?}");
+            let decoded = opt_result!(s.trim().from_base58(), "Decode base58 failed: {:?}");
             std::io::stdout().write_all(&decoded)?;
         } else {
             let encoded = input.to_base58();
diff --git a/src/cmd_base64.rs b/src/cmd_base64.rs
index 1d39ead..76e7d71 100644
--- a/src/cmd_base64.rs
+++ b/src/cmd_base64.rs
@@ -1,4 +1,4 @@
-use crate::util::{read_file_or_stdin, split_output_buff};
+use crate::util::{read_file_or_stdin, split_output_buff, trim_vec};
 use crate::CmdExec;
 use base64::engine::general_purpose::{
     STANDARD, STANDARD_NO_PAD,
@@ -49,7 +49,7 @@ impl CmdExec for CmdBase64 {
         };
 
         if self.decode {
-            let decoded = opt_result!(encoder.decode(&input), "Decode failed: {}");
+            let decoded = opt_result!(encoder.decode(trim_vec(&input)), "Decode failed: {}");
             std::io::stdout().write_all(&decoded)?;
         } else {
             let encoded = encoder.encode(&input);
diff --git a/src/cmd_hex.rs b/src/cmd_hex.rs
index b9de067..4dc6e36 100644
--- a/src/cmd_hex.rs
+++ b/src/cmd_hex.rs
@@ -1,4 +1,4 @@
-use crate::util::{read_file_or_stdin, split_output};
+use crate::util::{read_file_or_stdin, split_output, trim_vec};
 use crate::CmdExec;
 use clap::Args;
 use rust_util::{opt_result, simple_error, XResult};
@@ -32,7 +32,7 @@ impl CmdExec for CmdHex {
         let input = read_file_or_stdin(&self.r#in)?;
 
         if self.decode {
-            let decoded = opt_result!(hex::decode(&input), "Decode failed: {}");
+            let decoded = opt_result!(hex::decode(trim_vec(&input)), "Decode failed: {}");
             std::io::stdout().write_all(&decoded)?;
         } else {
             let encoded = if self.upper_case {
diff --git a/src/util.rs b/src/util.rs
index 4fe0929..51ed661 100644
--- a/src/util.rs
+++ b/src/util.rs
@@ -2,6 +2,33 @@ use rust_util::{opt_result, simple_error, XResult};
 use std::fs;
 use std::io::Read;
 
+pub fn trim_vec(bytes: &[u8]) -> &[u8] {
+    let mut start = 0;
+    while start < bytes.len() && is_blank_char(bytes[start]) {
+        start += 1;
+    }
+    let mut end = bytes.len() - 1;
+    while end > 0 && is_blank_char(bytes[end]) {
+        end -= 1;
+    }
+    if start > end {
+        return &bytes[0..0];
+    }
+    &bytes[start..=end]
+}
+
+#[test]
+fn test_trim_vec() {
+    assert_eq!(trim_vec(b"hello world"), b"hello world");
+    assert_eq!(trim_vec(b" hello world "), b"hello world");
+    assert_eq!(trim_vec(b" \r\nhello world \n\r\t "), b"hello world");
+    assert_eq!(trim_vec(b"          "), b"");
+}
+
+fn is_blank_char(c: u8) -> bool {
+    c == b'\r' || c == b'\n' || c == b'\t' || c == b' '
+}
+
 pub fn read_file_or_stdin(path: &Option<String>) -> XResult<Vec<u8>> {
     match path {
         None => read_stdin(),