diff --git a/src/lib.rs b/src/lib.rs
index 7ecadfd..0c477ce 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -7,10 +7,12 @@ pub struct Client {
     config: Config,
 }
 
+#[derive(Clone)]
 pub struct Config {
     username: String,
     nickname: String,
     mode: String,
+    channels: Box<[&'static str]>,
 }
 
 #[derive(Debug)]
@@ -26,6 +28,7 @@ pub enum Command {
     CAP(CapMode),
     USER(String, String, String, String),
     NICK(String),
+    JOIN(String),
     OTHER(String),
 }
 
@@ -59,6 +62,21 @@ impl Client {
         ))?;
         self.write_command(Command::NICK(self.config.nickname.clone()))?;
 
+        loop {
+            if let Ok(ref command) = self.read() {
+                if let Command::OTHER(line) = command {
+                    if line.contains("001") {
+                        break;
+                    }
+                }
+            }
+        }
+
+        let config = self.config.clone();
+        for channel in config.channels.iter() {
+            self.write_command(Command::JOIN(channel.to_string()))?;
+        }
+
         Ok(())
     }
 
@@ -119,6 +137,10 @@ impl Client {
                 let formatted = format!("PONG {}", code);
                 Cow::Owned(formatted) as Cow<str>
             }
+            JOIN(channel) => {
+                let formatted = format!("JOIN {}", channel);
+                Cow::Owned(formatted) as Cow<str>
+            }
             OTHER(_) => {
                 return Err(std::io::Error::new(
                     std::io::ErrorKind::Other,
@@ -134,11 +156,17 @@ impl Client {
 }
 
 impl Config {
-    pub fn new(username: &str, nickname: Option<&str>, mode: Option<&str>) -> Self {
+    pub fn new(
+        username: &str,
+        nickname: Option<&str>,
+        mode: Option<&str>,
+        channels: Box<[&'static str]>,
+    ) -> Self {
         Self {
             username: username.into(),
             nickname: nickname.unwrap_or(username).into(),
             mode: mode.unwrap_or("").into(),
+            channels: channels.into(),
         }
     }
 }
diff --git a/src/main.rs b/src/main.rs
index 97bd6b4..3b00c52 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -10,9 +10,14 @@ macro_rules! loop_n {
 }
 
 fn main() -> Result<(), std::io::Error> {
-    let config = Config::new("test", Some("test"), Some("+B"));
+    let config = Config::new(
+        "test",
+        Some("test"),
+        Some("+B"),
+        Box::new(["#main", "#main2"]),
+    );
     let mut client =
-        Client::new("192.168.1.28", 6667, config).expect("Unable to connect to IRC server");
+        Client::new("192.168.178.100", 6667, config).expect("Unable to connect to IRC server");
     client.identify()?;
 
     loop {