diff --git a/.cargo/config.toml b/.cargo/config.toml
index c4c6c6a..d07ae7e 100644
--- a/.cargo/config.toml
+++ b/.cargo/config.toml
@@ -31,5 +31,5 @@ build-std = ["std", "panic_abort"]
 # Enables the esp-idf-sys "native" build feature (`cargo build --features native`) to build against ESP-IDF stable (v4.4)
 #ESP_IDF_VERSION = { value = "branch:release/v4.4" }
 # Enables the esp-idf-sys "native" build feature (`cargo build --features native`) to build against ESP-IDF master (mainline)
-ESP_IDF_VERSION = { value = "master" }
+ESP_IDF_VERSION = { value = "branch:release/v4.4" }
 
diff --git a/Cargo.toml b/Cargo.toml
index 8efccd8..aa90533 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -16,15 +16,15 @@ opt-level = "z"
 pio = ["esp-idf-sys/pio"]
 
 [dependencies]
-anyhow = {version = "1.0.57", features = ["backtrace"]}
+anyhow = "1"
 embedded-graphics = "0.7.1"
 embedded-hal = "1.0.0-alpha.8"
 embedded-hal-0-2 = {package = "embedded-hal", version = "0.2.7", features = ["unproven"]}
-embedded-svc = "0.21.3"
+embedded-svc = "0.22.0"
 env_logger = "0.9.0"
-esp-idf-hal = { git = "https://github.com/esp-rs/esp-idf-hal", branch="master" }
-esp-idf-svc = { git = "https://github.com/IvanLi-CN/esp-idf-svc", branch="master" }
-esp-idf-sys = {version = "0.31.5", features = ["binstart"]}
+esp-idf-hal = "0.38.0"
+esp-idf-svc = "0.42.1"
+esp-idf-sys = { version = "0.31.6", features = ["binstart"] }
 log = "0.4.17"
 retry = "1.3.1"
 ssd1306 = "0.7.0"
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index 688f1c0..271800c 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,3 +1,2 @@
 [toolchain]
-
-channel = "nightly-2022-06-03"
\ No newline at end of file
+channel = "nightly"
\ No newline at end of file
diff --git a/src/main.rs b/src/main.rs
index 66c9096..ea4d027 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -75,7 +75,7 @@ fn main() {
         tx,
     ).expect("Failed to create manager");
 
-    let wifi = WiFi::new();
+    let wifi = WiFi::new().expect("Failed to connect wifi");
 
     loop {
         match manager.handling_once() {
diff --git a/src/wifi.rs b/src/wifi.rs
index d6bad3a..3513d79 100644
--- a/src/wifi.rs
+++ b/src/wifi.rs
@@ -9,9 +9,10 @@ use esp_idf_svc::{
     netif::EspNetifStack, nvs::EspDefaultNvs, sysloop::EspSysLoopStack, wifi::EspWifi
 };
 use embedded_svc::{wifi::*, ipv4};
-use embedded_svc::ping::Ping;
 use log::info;
 
+use embedded_svc::ping::Ping;
+
 pub struct WiFi {
     wifi: Box<EspWifi>,
 }
@@ -22,7 +23,7 @@ impl WiFi {
         let sys_loop_stack = Arc::new(EspSysLoopStack::new()?);
         let default_nvs = Arc::new(EspDefaultNvs::new()?);
 
-        let mut wifi = Self::wifi(
+        let wifi = Self::wifi(
             netif_stack.clone(),
             sys_loop_stack.clone(),
             default_nvs.clone(),
@@ -44,6 +45,9 @@ impl WiFi {
 
         let ap_infos = wifi.scan()?;
 
+
+        info!("Wifi AP Count {}", ap_infos.len());
+
         let ours = ap_infos.into_iter().find(|a| a.ssid == SSID);
 
         let channel = if let Some(ours) = ours {
@@ -100,7 +104,6 @@ impl WiFi {
 
     fn ping(ip_settings: &ipv4::ClientSettings) -> Result<()> {
     info!("About to do some pings for {:?}", ip_settings);
-
     let ping_summary =
         EspPing::default().ping(ip_settings.subnet.gateway, &Default::default())?;
     if ping_summary.transmitted != ping_summary.received {