diff --git a/Cargo.lock b/Cargo.lock
index 37a1a63..209d7ad 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -191,6 +191,26 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "dirs"
+version = "4.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ca3aa72a6f96ea37bbc5aa912f6788242832f75369bdfdadcb0e38423f100059"
+dependencies = [
+ "dirs-sys",
+]
+
+[[package]]
+name = "dirs-sys"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1b1d1d91c932ef41c0f2663aa8b0ca0342d444d842c06914aa0a7e352d0bada6"
+dependencies = [
+ "libc",
+ "redox_users",
+ "winapi",
+]
+
 [[package]]
 name = "dotenv"
 version = "0.15.0"
@@ -579,6 +599,16 @@ version = "0.2.159"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "561d97a539a36e26a9a5fad1ea11a3039a67714694aaa379433e580854bc3dc5"
 
+[[package]]
+name = "libredox"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c0ff37bd590ca25063e35af745c343cb7a0271906fb7b37e4813e8f79f00268d"
+dependencies = [
+ "bitflags 2.6.0",
+ "libc",
+]
+
 [[package]]
 name = "linux-raw-sys"
 version = "0.4.14"
@@ -1093,6 +1123,17 @@ dependencies = [
  "bitflags 2.6.0",
 ]
 
+[[package]]
+name = "redox_users"
+version = "0.4.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ba009ff324d1fc1b900bd1fdb31564febe58a8ccc8a6fdbb93b543d33b13ca43"
+dependencies = [
+ "getrandom 0.2.15",
+ "libredox",
+ "thiserror",
+]
+
 [[package]]
 name = "reqwest"
 version = "0.11.27"
@@ -1456,6 +1497,26 @@ dependencies = [
  "utf-8",
 ]
 
+[[package]]
+name = "thiserror"
+version = "1.0.65"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5d11abd9594d9b38965ef50805c5e469ca9cc6f197f883f717e0269a3057b3d5"
+dependencies = [
+ "thiserror-impl",
+]
+
+[[package]]
+name = "thiserror-impl"
+version = "1.0.65"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ae71770322cbd277e69d762a16c444af02aa0575ac0d174f0b9562d3b37f8602"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.79",
+]
+
 [[package]]
 name = "time"
 version = "0.1.45"
@@ -1534,6 +1595,15 @@ dependencies = [
  "tokio",
 ]
 
+[[package]]
+name = "toml"
+version = "0.5.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f4f7f0dd8d50a853a531c426359045b1998f04219d88799810762cd4ad314234"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "tower-service"
 version = "0.3.3"
@@ -1638,6 +1708,7 @@ version = "0.1.0"
 dependencies = [
  "ansi-parser",
  "crossterm 0.22.1",
+ "dirs",
  "dotenv",
  "html2text",
  "ratatui",
@@ -1645,6 +1716,7 @@ dependencies = [
  "serde",
  "serde_json",
  "tokio",
+ "toml",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 3686b84..2c17a1e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,6 +4,8 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
+toml = "0.5"
+dirs = "4.0"
 tokio = { version = "1", features = ["full"] }
 reqwest = { version = "0.11", features = ["json"] }
 serde = { version = "1.0", features = ["derive"] }
diff --git a/src/main.rs b/src/main.rs
index fbe5810..e2acfbd 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -8,42 +8,62 @@ use crossterm::{
     execute,
     terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
 };
-use dotenv::dotenv;
+use dirs::config_dir;
 use ratatui::{backend::CrosstermBackend, Terminal};
-use std::env;
+use serde::Deserialize;
+use std::fs;
 use std::io;
+use std::path::PathBuf;
 use ui::run_app;
 
+#[derive(Deserialize)]
+struct VikunjaConfig {
+    instance_url: String,
+    api_key: String,
+}
+
+#[derive(Deserialize)]
+struct Config {
+    vikunja: VikunjaConfig,
+}
+
+fn load_config() -> Result<Config, Box<dyn std::error::Error>> {
+    let mut config_path: PathBuf = config_dir().expect("Could not determine config directory");
+    config_path.push("vikunja-tui/config.toml");
+
+    // Read the config file
+    let config_content = fs::read_to_string(config_path)?;
+
+    // Parse the TOML content
+    let config: Config = toml::from_str(&config_content)?;
+
+    Ok(config)
+}
+
 #[tokio::main]
 async fn main() -> Result<(), Box<dyn std::error::Error>> {
-    // Load environment variables from .env file
-    dotenv().ok();
+    let config = load_config().expect("Failed to load config file");
 
-    // Read API key and instance URL from environment variables
-    let instance_url = env::var("INSTANCE_URL").expect("INSTANCE_URL not set");
-    let api_key = env::var("API_KEY").expect("API_KEY not set");
+    let instance_url = config.vikunja.instance_url;
+    let api_key = config.vikunja.api_key;
 
-    // Fetch all tasks from the API
     let all_tasks = api::fetch_tasks(&instance_url, &api_key).await?;
 
-    // Filter out completed tasks
     let incomplete_tasks: Vec<models::Task> =
         all_tasks.into_iter().filter(|task| !task.done).collect();
 
-    // Setup terminal UI
     enable_raw_mode()?;
     let mut stdout = io::stdout();
     execute!(stdout, EnterAlternateScreen)?;
     let backend = CrosstermBackend::new(stdout);
     let mut terminal = Terminal::new(backend)?;
 
-    terminal.hide_cursor()?; // Hide the cursor
+    terminal.hide_cursor()?;
 
-    let app = App::new(incomplete_tasks); // Initialize app with incomplete tasks
+    let app = App::new(incomplete_tasks);
 
     let res = run_app(&mut terminal, app, &instance_url, &api_key).await;
 
-    // Restore terminal
     disable_raw_mode()?;
     execute!(terminal.backend_mut(), LeaveAlternateScreen)?;
     terminal.show_cursor()?;