diff --git a/src/cli.rs b/src/cli.rs
index dcbf5d2..eb31672 100644
--- a/src/cli.rs
+++ b/src/cli.rs
@@ -1,13 +1,15 @@
-use std::path::PathBuf;
+use std::time::Duration;
 
 use clap::{Parser, builder::PossibleValuesParser};
 
+use super::sharry::File;
+
 #[derive(Parser, Debug, Hash)]
 #[command(version, about, long_about = None)]
 pub struct Cli {
     /// Timeout in seconds for HTTP actions
-    #[arg(short, long, value_name = "SECS")]
-    pub timeout: Option<u64>,
+    #[arg(short, long, value_name = "SECS", value_parser = parse_seconds)]
+    pub timeout: Option<Duration>,
 
     /// Protocol for Sharry instance
     #[arg(
@@ -18,7 +20,7 @@ pub struct Cli {
     pub protocol: String,
 
     /// Name of the new share
-    #[arg(short, long, default_value = "shrupl upload", value_name = "TEXT")]
+    #[arg(short, long, default_value = "ShrUpl Upload", value_name = "TEXT")]
     pub name: String,
 
     /// Description of the new share
@@ -26,7 +28,7 @@ pub struct Cli {
     pub description: Option<String>,
 
     /// Maximum number of views for the new share
-    #[arg(short, long, default_value_t = 10, value_name = "N")]
+    #[arg(short, long, default_value_t = 100, value_name = "N")]
     pub max_views: u32,
 
     /// Chunk size for uploading, in MiB
@@ -40,6 +42,16 @@ pub struct Cli {
     pub alias: String,
 
     /// Files to upload to the new share
-    #[arg(value_name = "FILE")]
-    pub files: Vec<PathBuf>,
+    #[arg(value_name = "FILE", required = true, value_parser = parse_sharry_file)]
+    pub files: Vec<File>,
+}
+
+fn parse_seconds(data: &str) -> Result<Duration, String> {
+    data.parse()
+        .map(Duration::from_secs)
+        .map_err(|e| e.to_string())
+}
+
+fn parse_sharry_file(data: &str) -> Result<File, String> {
+    File::new(data).map_err(|e| e.to_string())
 }
diff --git a/src/main.rs b/src/main.rs
index e94ed2f..67d032c 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,14 +1,12 @@
 mod cli;
 mod sharry;
 
-use std::time::Duration;
-
 use clap::Parser;
 use log::{error, info};
 use ureq::Agent;
 
 use cli::Cli;
-use sharry::{Alias, File, NewShareRequest, Share, Uri};
+use sharry::{Alias, NewShareRequest, Share, Uri};
 
 fn main() {
     env_logger::init();
@@ -17,27 +15,17 @@ fn main() {
     info!("args: {args:?}");
 
     let agent: Agent = Agent::config_builder()
-        .timeout_global(args.timeout.map(Duration::from_secs))
+        .timeout_global(args.timeout)
         .build()
         .into();
 
-    let files: Vec<File> = (args.files.iter())
-        .filter(|&p| p.exists())
-        .map(File::new)
-        .map(Result::unwrap)
-        .collect();
-
-    if files.is_empty() {
-        panic!("NO FILES GIVEN");
-    }
-
     let alias = Alias::new(Uri::with_protocol(args.protocol, args.url), args.alias);
 
     let share = NewShareRequest::new(args.name, args.description, args.max_views);
     let share = Share::create(&agent, &alias, share).unwrap();
     info!("share: {share:?}");
 
-    for file in files {
+    for file in args.files {
         let file = file.create(&agent, &share).unwrap();
         info!("file: {file:?}");
 
diff --git a/src/sharry/file/mod.rs b/src/sharry/file/mod.rs
index 1148405..09e08c0 100644
--- a/src/sharry/file/mod.rs
+++ b/src/sharry/file/mod.rs
@@ -16,7 +16,7 @@ use super::{
 };
 pub use chunks::{Chunk, FileChunks};
 
-#[derive(Debug)]
+#[derive(Debug, Clone, Hash)]
 pub struct File {
     path: PathBuf,
     name: String,