diff --git a/kernel/Cargo.lock b/kernel/Cargo.lock
index 55baaf0..1231cdf 100644
--- a/kernel/Cargo.lock
+++ b/kernel/Cargo.lock
@@ -137,9 +137,9 @@ dependencies = [
 
 [[package]]
 name = "uart_16550"
-version = "0.3.2"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e492212ac378a5e00da953718dafb1340d9fbaf4f27d6f3c5cab03d931d1c049"
+checksum = "94d293f51425981fdb1b766beae254dbb711a17e8c4b549dc69b9b7ee0d478d5"
 dependencies = [
  "bitflags 2.6.0",
  "rustversion",
diff --git a/kernel/Cargo.toml b/kernel/Cargo.toml
index 8268957..a6a75bd 100644
--- a/kernel/Cargo.toml
+++ b/kernel/Cargo.toml
@@ -11,7 +11,7 @@ edition = "2021"
 volatile = "0.2"
 spin = "0.10"
 x86_64 = "0.14"
-uart_16550 = "0.3"
+uart_16550 = "0.4"
 pic8259 = "0.11"
 pc-keyboard = "0.8"
 linked_list_allocator = "0.10"