diff --git a/Cargo.lock b/Cargo.lock
index 4015be8..acea064 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,16 +1,69 @@
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 # It is not intended for manual editing.
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+
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@@ -19,44 +72,37 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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+ "core-foundation-sys",
+ "libc",
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+
 [[package]]
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 dependencies = [
- "paho-mqtt",
+ "rumqttc",
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 [[package]]
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-version = "0.3.15"
+name = "flume"
+version = "0.11.0"
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 dependencies = [
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+ "spin",
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 [[package]]
@@ -65,36 +111,6 @@ version = "0.3.15"
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@@ -151,52 +181,50 @@ dependencies = [
 
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- "autocfg",
- "cc",
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- "vcpkg",
+ "wasi",
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 dependencies = [
- "futures",
- "futures-timer",
- "libc",
- "log",
- "paho-mqtt-sys",
- "thiserror",
+ "memchr",
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+name = "openssl-probe"
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-dependencies = [
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- "openssl-sys",
-]
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+checksum = "05b64fb303737d99b81884b2c63433e9ae28abebe5eb5045dcdd175dc2ecf4de"
+dependencies = [
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+ "core-foundation",
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+dependencies = [
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+ "libc",
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f173ac3d1a7e3b28003f40de0b5ce7fe2710f9b9dc3fc38664cebee46b3b6527"
 
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+checksum = "7b5fac59a5cb5dd637972e5fca70daf0523c9067fcdc4842f053dae04a18f8e9"
+dependencies = [
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+ "windows-sys 0.48.0",
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+checksum = "6980e8d7511241f8acf4aebddbb1ff938df5eebe98691418c4468d0b72a96a67"
+dependencies = [
+ "lock_api",
+]
+
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 name = "syn"
 version = "1.0.72"
@@ -257,6 +415,17 @@ dependencies = [
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
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@@ -274,9 +443,52 @@ checksum = "8a36768c0fbf1bb15eca10defa29526bda730a2376c2ab4393ccfa16fb1a318d"
 dependencies = [
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- "syn",
+ "syn 1.0.72",
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+ "bytes",
+ "libc",
+ "mio",
+ "pin-project-lite",
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+ "tokio-macros",
+ "windows-sys 0.48.0",
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+
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5b8a1e28f2deaa14e508979454cb3a223b10b938b45af148bc0986de36f1923b"
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 name = "unicode-xid"
 version = "0.2.2"
@@ -284,7 +496,145 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
 
 [[package]]
-name = "vcpkg"
-version = "0.2.13"
+name = "untrusted"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "025ce40a007e1907e58d5bc1a594def78e5573bb0b1160bc389634e8f12e4faa"
+checksum = "8ecb6da28b8a351d773b68d5825ac39017e680750f980f3a1a85cd8dd28a47c1"
+
+[[package]]
+name = "wasi"
+version = "0.11.0+wasi-snapshot-preview1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
+
+[[package]]
+name = "windows-sys"
+version = "0.48.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "677d2418bec65e3338edb076e806bc1ec15693c5d0104683f2efe857f61056a9"
+dependencies = [
+ "windows-targets 0.48.5",
+]
+
+[[package]]
+name = "windows-sys"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d"
+dependencies = [
+ "windows-targets 0.52.0",
+]
+
+[[package]]
+name = "windows-targets"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9a2fa6e2155d7247be68c096456083145c183cbbbc2764150dda45a87197940c"
+dependencies = [
+ "windows_aarch64_gnullvm 0.48.5",
+ "windows_aarch64_msvc 0.48.5",
+ "windows_i686_gnu 0.48.5",
+ "windows_i686_msvc 0.48.5",
+ "windows_x86_64_gnu 0.48.5",
+ "windows_x86_64_gnullvm 0.48.5",
+ "windows_x86_64_msvc 0.48.5",
+]
+
+[[package]]
+name = "windows-targets"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8a18201040b24831fbb9e4eb208f8892e1f50a37feb53cc7ff887feb8f50e7cd"
+dependencies = [
+ "windows_aarch64_gnullvm 0.52.0",
+ "windows_aarch64_msvc 0.52.0",
+ "windows_i686_gnu 0.52.0",
+ "windows_i686_msvc 0.52.0",
+ "windows_x86_64_gnu 0.52.0",
+ "windows_x86_64_gnullvm 0.52.0",
+ "windows_x86_64_msvc 0.52.0",
+]
+
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2b38e32f0abccf9987a4e3079dfb67dcd799fb61361e53e2882c3cbaf0d905d8"
+
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cb7764e35d4db8a7921e09562a0304bf2f93e0a51bfccee0bd0bb0b666b015ea"
+
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dc35310971f3b2dbbf3f0690a219f40e2d9afcf64f9ab7cc1be722937c26b4bc"
+
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bbaa0368d4f1d2aaefc55b6fcfee13f41544ddf36801e793edbbfd7d7df075ef"
+
+[[package]]
+name = "windows_i686_gnu"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a75915e7def60c94dcef72200b9a8e58e5091744960da64ec734a6c6e9b3743e"
+
+[[package]]
+name = "windows_i686_gnu"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a28637cb1fa3560a16915793afb20081aba2c92ee8af57b4d5f28e4b3e7df313"
+
+[[package]]
+name = "windows_i686_msvc"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8f55c233f70c4b27f66c523580f78f1004e8b5a8b659e05a4eb49d4166cca406"
+
+[[package]]
+name = "windows_i686_msvc"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ffe5e8e31046ce6230cc7215707b816e339ff4d4d67c65dffa206fd0f7aa7b9a"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "53d40abd2583d23e4718fddf1ebec84dbff8381c07cae67ff7768bbf19c6718e"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3d6fa32db2bc4a2f5abeacf2b69f7992cd09dca97498da74a151a3132c26befd"
+
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0b7b52767868a23d5bab768e390dc5f5c55825b6d30b86c844ff2dc7414044cc"
+
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1a657e1e9d3f514745a572a6846d3c7aa7dbe1658c056ed9c3344c4109a6949e"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ed94fce61571a4006852b7389a063ab983c02eb1bb37b47f8272ce92d06d9538"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dff9641d1cd4be8d1a070daf9e3773c5f67e78b4d9d42263020c057706765c04"
diff --git a/Cargo.toml b/Cargo.toml
index 41526bc..1dc8373 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,4 +7,5 @@ edition = "2018"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-paho-mqtt = "0.9"
+rumqttc = "0.23.0"
+
diff --git a/deploy.sh b/deploy.sh
index 08dfb1c..00eeb1d 100644
--- a/deploy.sh
+++ b/deploy.sh
@@ -1,5 +1,14 @@
-git pull origin master
-cargo build --release
-cp target/release/device /home/pi/Scripts/
-rsync -avz target/release/device raspigladys:/home/pi/Scripts/
+#!/bin/bash
 
+set -o errexit
+set -o nounset
+set -o pipefail
+set -o xtrace
+
+readonly TARGET_HOST=raspitop
+readonly TARGET_PATH=/home/pi/Scripts/device
+readonly TARGET_ARCH=armv7-unknown-linux-gnueabihf
+readonly SOURCE_PATH=./target/${TARGET_ARCH}/release/rust_device
+
+cargo build --release --target=${TARGET_ARCH}
+scp ${SOURCE_PATH} ${TARGET_HOST}:${TARGET_PATH}
diff --git a/device b/device
old mode 100755
new mode 100644
diff --git a/src/main.rs b/src/main.rs
index c464930..cca3567 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,25 +1,26 @@
+use std::env;
+
 mod mqtt_pub;
 mod system_values;
 mod device_var;
 
-use std::env;
-
-extern crate paho_mqtt as mqtt;
-
 fn main() {
 
     device_var::read_env_var();
 
-    let mut cli = mqtt_pub::init_cli();
+    let mut count = 3;
+    let (mut cli, connection) = mqtt_pub::init_cli();
 
-    cli = mqtt_pub::publish_message(cli, "temperature", &system_values::get_temperature().to_string());
-    cli = mqtt_pub::publish_message(cli, "storage", &system_values::get_storage().to_string());
-    cli = mqtt_pub::publish_message(cli, "mem", &system_values::get_mem().to_string());
+    cli = mqtt_pub::publish_message(cli, "temperature", system_values::get_temperature().to_string());
+    cli = mqtt_pub::publish_message(cli, "storage", system_values::get_storage().to_string());
+    cli = mqtt_pub::publish_message(cli, "mem", system_values::get_mem().to_string());
 
     let battery = env::var("BATTERY").unwrap().to_string();
     if battery == "true" {
-        cli = mqtt_pub::publish_message(cli, "battery", &system_values::get_battery().to_string());
+        count = 4;
+        mqtt_pub::publish_message(cli, "battery", system_values::get_battery().to_string());
     }
 
-    mqtt_pub::disconnect(cli);
+    mqtt_pub::disconnect(connection, count);
 }
+
diff --git a/src/mqtt_pub.rs b/src/mqtt_pub.rs
index dbf0d39..4bd67e3 100644
--- a/src/mqtt_pub.rs
+++ b/src/mqtt_pub.rs
@@ -1,65 +1,38 @@
 use std::{
     env,
-    process,
     time::Duration
 };
+use rumqttc::{Client, Connection, MqttOptions, QoS};
 
-// Define the qos.
-const QOS:i32 = 1;
+pub fn init_cli() -> (Client, Connection) {
+    let mut mqttoptions = MqttOptions::new("test-1", env::var("BROKER_ADDRESS").unwrap().to_string(), 1883);
+    mqttoptions.set_keep_alive(Duration::from_secs(1));
+    let (client, connection) = Client::new(mqttoptions, 10);
 
-pub fn init_cli() -> mqtt::Client {
-
-    let host = env::args().nth(1).unwrap_or_else(||
-        env::var("BROKER_ADDRESS").unwrap().to_string()
-    );
-
-    // Define the set of options for the create.
-    // Use an ID for a persistent session.
-    let create_opts = mqtt::CreateOptionsBuilder::new()
-        .server_uri(host)
-        .client_id(env::var("BROKER_CLIENT").unwrap().to_string())
-        .finalize();
-
-    // Create a client.
-    let cli = mqtt::Client::new(create_opts).unwrap_or_else(|err| {
-        println!("Error creating the client: {:?}", err);
-        process::exit(1);
-    });
-
-    // Define the set of options for the connection.
-    let conn_opts = mqtt::ConnectOptionsBuilder::new()
-        .keep_alive_interval(Duration::from_secs(20))
-        .clean_session(true)
-        .finalize();
-
-    // Connect and wait for it to complete or fail.
-    if let Err(e) = cli.connect(conn_opts) {
-        println!("Unable to connect:\n\t{:?}", e);
-        process::exit(1);
-    }
-
-    return cli;
+    (client, connection)
 }
 
-pub fn publish_message(cli: mqtt::Client, topic: &str, message: &str) -> mqtt::Client {
-    // let topic = get_topic_name(topic);
-    let msg = mqtt::Message::new(get_topic_name(topic), message, QOS);
-    let tok = cli.publish(msg);
-
-    if let Err(e) = tok {
-        println!("Error sending message: {:?}", e);
-    }
-
-    println!("{} : {}", topic, message);
-
-    return cli;
+pub fn publish_message(mut client: Client, topic: &str, payload: String) -> Client {
+    client.publish(get_topic_name(topic), QoS::AtLeastOnce, true, payload).unwrap();
+    client
 }
 
-pub fn disconnect(cli: mqtt::Client) {
+pub fn disconnect(mut connection: Connection, count: usize) {
     // Disconnect from the broker.
-    let tok = cli.disconnect(None);
-    println!("Disconnect from the broker");
-    tok.unwrap();
+    for (i, notification) in connection.iter().enumerate() {
+        match notification {
+            Ok(notif) => {
+                println!("{i}. Notification = {notif:?}");
+                if i > count {
+                    return;
+                }
+            }
+            Err(error) => {
+                println!("{i}. Notification ERROR = {error:?}");
+                return;
+            }
+        }
+    }
 }
 
 pub fn get_topic_name(types: &str) -> String {
diff --git a/src/system_values.rs b/src/system_values.rs
index b117c6b..afac5e0 100644
--- a/src/system_values.rs
+++ b/src/system_values.rs
@@ -65,7 +65,7 @@ pub fn get_battery() -> i8 {
 
     if system == "ubuntu" {
         let battery_command = Command::new("cat")
-            .arg("/sys/class/power_supply/BAT0/capacity")
+            .arg("/sys/class/power_supply/BAT1/capacity")
             .output()
             .unwrap_or_else(|e| panic!("failed to execute process: {}", e));