diff --git a/Cargo.lock b/Cargo.lock
index c848770..e9d717a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -98,9 +98,9 @@ dependencies = [
 
 [[package]]
 name = "smccc"
-version = "0.2.2"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7c73e0ca8c566478040487791c9f488f86c5aec846ca1ab18484be8a1d8c55cd"
+checksum = "597fda855abe96a6a39b2beeca3ee15de3a73c8ed3ff3432778fd2f1db400fcd"
 dependencies = [
  "thiserror",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 9b07c34..0195c62 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,12 +11,12 @@ categories = ["embedded", "no-std"]
 rust-version = "1.88.0"
 
 [dependencies]
-smccc = { version = "0.2.2", optional = true }
+smccc = { version = "0.2.3", optional = true }
 
 [dev-dependencies]
 aarch64-paging = { version = "0.12.1", default-features = false }
 arm-pl011-uart = "0.5.0"
-smccc = "0.2.2"
+smccc = "0.2.3"
 
 [features]
 default = ["exceptions", "initial-pagetable", "psci"]