diff --git a/Cargo.toml b/Cargo.toml
index 49117e7..c51d82f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "findlargedir"
-version = "0.6.2"
+version = "0.6.3"
 authors = ["Dinko Korunic <dinko.korunic@gmail.com>"]
 categories = ["command-line-utilities"]
 description = "find all blackhole directories with a huge amount of filesystem entries in a flat structure"
@@ -12,19 +12,18 @@ edition = "2021"
 
 [dependencies]
 jwalk = "0.8.1"
-rayon = "1.8.0"
-num_cpus = "1.16.0"
-tempfile = "3.9.0"
+rayon = "1.8.1"
+tempfile = "3.10.0"
 anyhow = "1.0.79"
 human_format = "1.0.3"
 human_bytes = { version = "0.4.3", features = ["fast"] }
 humantime = "2.1.0"
-clap = { version = "4.4.13", features = ["derive"] }
+clap = { version = "4.5.1", features = ["derive"] }
 ctrlc = { version = "3.4.2", features = ["termination"] }
 rm_rf = "0.6.2"
 ansi_term = "0.12.1"
 fs-err = "2.11.0"
-indicatif = { version = "0.17.7", features = ["rayon"] }
+indicatif = { version = "0.17.8", features = ["rayon"] }
 cfg-if = "1.0"
 fdlimit = "0.3.0"
 
diff --git a/src/args.rs b/src/args.rs
index 11405bf..927492c 100644
--- a/src/args.rs
+++ b/src/args.rs
@@ -1,4 +1,5 @@
 use std::path::PathBuf;
+use std::thread;
 
 use anyhow::{anyhow, Error};
 use clap::builder::ValueParser;
@@ -29,7 +30,7 @@ pub struct Args {
     pub blacklist_threshold: u64,
 
     /// Number of threads to use when calibrating and scanning
-    #[clap(short = 'x', long, value_parser = ValueParser::new(parse_threads), default_value_t = num_cpus::get())]
+    #[clap(short = 'x', long, value_parser = ValueParser::new(parse_threads), default_value_t = thread::available_parallelism().map(| n | n.get()).unwrap_or(1))]
     pub threads: usize,
 
     /// Seconds between status updates, set to 0 to disable
diff --git a/src/main.rs b/src/main.rs
index c3da88e..d74e050 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,18 +1,18 @@
 #![warn(clippy::all, clippy::pedantic)]
 
-use anyhow::{Context, Error, Result};
-use cfg_if::cfg_if;
-use clap::Parser;
-use fdlimit::{raise_fd_limit, Outcome};
-use humantime::Duration as HumanDuration;
 use std::collections::HashSet;
 use std::os::unix::fs::MetadataExt;
 use std::sync::atomic::AtomicBool;
 use std::sync::Arc;
 use std::time::Instant;
-use tempfile::TempDir;
 
+use anyhow::{Context, Error, Result};
+use cfg_if::cfg_if;
+use clap::Parser;
+use fdlimit::{raise_fd_limit, Outcome};
 use fs_err as fs;
+use humantime::Duration as HumanDuration;
+use tempfile::TempDir;
 
 mod args;
 mod calibrate;