diff --git a/Cargo.lock b/Cargo.lock
index 4cdc63cb9..345d90ba1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -938,9 +938,9 @@ checksum = "01cda141df6706de531b6c46c3a33ecca755538219bd484262fa09410c13539c"
 
 [[package]]
 name = "lock_api"
-version = "0.4.11"
+version = "0.4.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3c168f8615b12bc01f9c17e2eb0cc07dcae1940121185446edc3744920e8ef45"
+checksum = "07af8b9cdd281b7915f413fa73f29ebd5d55d0d3f0155584dade1ff18cea1b17"
 dependencies = [
  "autocfg",
  "scopeguard",
diff --git a/crates/examples/microkit/http-server/helpers/virtio-hal-impl/src/lib.rs b/crates/examples/microkit/http-server/helpers/virtio-hal-impl/src/lib.rs
index 19de6df34..521312c0b 100644
--- a/crates/examples/microkit/http-server/helpers/virtio-hal-impl/src/lib.rs
+++ b/crates/examples/microkit/http-server/helpers/virtio-hal-impl/src/lib.rs
@@ -56,7 +56,7 @@ impl HalImpl {
             BounceBufferAllocator::new(Basic::new(dma_region_size), max_alignment);
 
         GLOBAL_STATE
-            .set(Mutex::const_new(
+            .set(Mutex::from_raw(
                 GenericRawMutex::new(PanickingMutexSyncOps::new()),
                 State {
                     dma_region,
diff --git a/crates/private/tests/capdl/threads/components/test/src/main.rs b/crates/private/tests/capdl/threads/components/test/src/main.rs
index 38c727dcd..8925e453c 100644
--- a/crates/private/tests/capdl/threads/components/test/src/main.rs
+++ b/crates/private/tests/capdl/threads/components/test/src/main.rs
@@ -32,7 +32,7 @@ const INITIAL_VALUE: i32 = 0;
 fn main(config: Config) {
     debug_println!("{:#?}", config);
 
-    let lock = Arc::new(Mutex::const_new(
+    let lock = Arc::new(Mutex::from_raw(
         GenericRawMutex::new(config.lock_nfn.get()),
         INITIAL_VALUE,
     ));
diff --git a/crates/sel4-dlmalloc/Cargo.toml b/crates/sel4-dlmalloc/Cargo.toml
index 831fca5ae..a74df52e9 100644
--- a/crates/sel4-dlmalloc/Cargo.toml
+++ b/crates/sel4-dlmalloc/Cargo.toml
@@ -18,4 +18,4 @@ license = "BSD-2-Clause"
 
 [dependencies]
 dlmalloc = "0.2.3"
-lock_api = "0.4.11"
+lock_api = "0.4.12"
diff --git a/crates/sel4-dlmalloc/src/lib.rs b/crates/sel4-dlmalloc/src/lib.rs
index 147412d21..8c72d80ee 100644
--- a/crates/sel4-dlmalloc/src/lib.rs
+++ b/crates/sel4-dlmalloc/src/lib.rs
@@ -19,7 +19,7 @@ pub type StaticDlmallocGlobalAlloc<R, T> = DlmallocGlobalAlloc<R, StaticDlmalloc
 impl<R, T> StaticDlmallocGlobalAlloc<R, T> {
     pub const fn new(raw_mutex: R, get_bounds: T) -> Self {
         Self {
-            dlmalloc: Mutex::const_new(
+            dlmalloc: Mutex::from_raw(
                 raw_mutex,
                 Dlmalloc::new_with_allocator(StaticDlmallocAllocator::new(get_bounds)),
             ),
diff --git a/crates/sel4-sync/Cargo.toml b/crates/sel4-sync/Cargo.toml
index 8de908bbf..fe344833f 100644
--- a/crates/sel4-sync/Cargo.toml
+++ b/crates/sel4-sync/Cargo.toml
@@ -17,6 +17,6 @@ edition = "2021"
 license = "MIT"
 
 [dependencies]
-lock_api = "0.4.11"
+lock_api = "0.4.12"
 sel4 = { path = "../sel4" }
 sel4-immediate-sync-once-cell = { path = "../sel4-immediate-sync-once-cell" }
diff --git a/hacking/cargo-manifest-management/manifest-scope.nix b/hacking/cargo-manifest-management/manifest-scope.nix
index 961ff793f..82ca0491e 100644
--- a/hacking/cargo-manifest-management/manifest-scope.nix
+++ b/hacking/cargo-manifest-management/manifest-scope.nix
@@ -97,7 +97,7 @@ in rec {
     getrandom = "0.2.10";
     gimli = "0.28.0";
     heapless = "0.7.16";
-    lock_api = "0.4.11";
+    lock_api = "0.4.12";
     log = "0.4.17";
     num = "0.4.1";
     num_enum = "0.5.9";