diff --git a/Cargo.lock b/Cargo.lock
index 39b2c6d..c343c96 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -203,9 +203,9 @@ 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 2.5.0",
  "rustversion",
diff --git a/Cargo.toml b/Cargo.toml
index c14e83b..51d7cac 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,7 +9,7 @@ lazy_static = { version = "1.4.0", features = ["spin_no_std"] }
 spin = "0.5.2"
 volatile = "=0.2.6"
 x86_64 = "0.15.0"
-uart_16550 = "0.3.0"
+uart_16550 = "0.4.0"
 pic8259 = "0.11.0"
 pc-keyboard = "0.5.0"
 linked_list_allocator = "0.9.0"