diff --git a/Cargo.lock b/Cargo.lock
index ed93dd9..770d9dd 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -192,7 +192,7 @@ dependencies = [
 
 [[package]]
 name = "epub2mdbook"
-version = "0.12.0"
+version = "0.13.0"
 dependencies = [
  "clap",
  "epub",
diff --git a/Cargo.toml b/Cargo.toml
index 218cda3..b18a195 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "epub2mdbook"
-version = "0.12.0"
+version = "0.13.0"
 edition = "2024"
 description = "A tool to convert EPUB files to MDBook format"
 authors = ["Maverick Liu <maverick.liu42@gmail.com>"]
diff --git a/src/main.rs b/src/main.rs
index d4b009b..77ac6d2 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -6,9 +6,8 @@ use epub2mdbook::{convert_epub_to_mdbook, error::Error};
 #[derive(Parser)]
 struct Args {
     /// The path to the input EPUB file
-    #[clap(short, long)]
     input_epub: PathBuf,
-    /// The path to the output directory, working directory by default
+    /// The path to the output directory
     #[clap(short, long, default_value = ".")]
     output_dir: PathBuf,
 }