diff --git a/Cargo.toml b/Cargo.toml
index 9fa74fa2f7..52d7946206 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,7 +10,7 @@ repository = "https://github.com/mmtk/mmtk-core"
 readme = "README.md"
 categories = ["memory-management"]
 keywords = ["gc", "garbage", "collection", "garbage-collection", "allocation"]
-rust-version = "1.71.1"
+rust-version = "1.74.1"
 build = "build.rs"
 
 [lib]
@@ -25,12 +25,12 @@ atomic-traits = "0.4.0"
 bytemuck = { version = "1.14.0", features = ["derive"] }
 cfg-if = "1.0"
 crossbeam = "0.8.1"
-delegate = "0.12.0"
-downcast-rs = "1.1.1"
+delegate = "0.13.2"
+downcast-rs = "2.0.1"
 enum-map = "2.4.2"
 env_logger = { version = "0.11.3", optional = true }
 is-terminal = "0.4.7"
-itertools = "0.12.0"
+itertools = "0.14.0"
 jemalloc-sys = { version = "0.5.3", features = ["disable_initial_exec_tls"], optional = true }
 lazy_static = "1.1"
 libc = "0.2"
@@ -48,18 +48,18 @@ regex = "1.7.0"
 rustversion = "1.0"
 spin = "0.9.5"
 static_assertions = "1.1.0"
-strum = "0.26.2"
-strum_macros = "0.26.2"
-sysinfo = "0.30.9"
+strum = "0.27.1"
+strum_macros = "0.27.1"
+sysinfo = "0.33.1"
 
 [dev-dependencies]
 paste = "1.0.8"
-rand = "0.8.5"
-rand_chacha = "0.3.1"
-criterion = "0.4"
+rand = "0.9.0"
+rand_chacha = "0.9.0"
+criterion = "0.5"
 
 [build-dependencies]
-built = { version = "0.7.1", features = ["git2"] }
+built = { version = "0.7.7", features = ["git2"] }
 
 [[bench]]
 name = "main"
diff --git a/src/build_info.rs b/src/build_info.rs
index 16a229ab9f..a0f31b0e98 100644
--- a/src/build_info.rs
+++ b/src/build_info.rs
@@ -7,10 +7,10 @@ mod raw {
 }
 
 /// MMTk crate version such as 0.14.0
-pub const MMTK_PKG_VERSION: &str = raw::PKG_VERSION;
+pub use raw::PKG_VERSION as MMTK_PKG_VERSION;
 
 /// Comma separated features enabled for this build
-pub const MMTK_FEATURES: &str = raw::FEATURES_STR;
+pub use raw::FEATURES_STR as MMTK_FEATURES;
 
 lazy_static! {
     /// Git version as short commit hash, such as a96e8f9, or a96e8f9-dirty, or unknown-git-version if MMTk
diff --git a/src/policy/marksweepspace/native_ms/block_list.rs b/src/policy/marksweepspace/native_ms/block_list.rs
index 944a45ba54..693d078e02 100644
--- a/src/policy/marksweepspace/native_ms/block_list.rs
+++ b/src/policy/marksweepspace/native_ms/block_list.rs
@@ -310,7 +310,7 @@ pub(crate) fn pages_used_by_blocklists(lists: &BlockLists) -> usize {
 /// i.e. byte size == `wsize*sizeof(void*)`
 /// adapted from _mi_wsize_from_size in mimalloc
 fn mi_wsize_from_size(size: usize) -> usize {
-    (size + MI_INTPTR_SIZE - 1) / MI_INTPTR_SIZE
+    size.div_ceil(MI_INTPTR_SIZE)
 }
 
 pub fn mi_bin<VM: VMBinding>(size: usize, align: usize) -> usize {
diff --git a/src/util/memory.rs b/src/util/memory.rs
index d79905b759..9a9d4d16dc 100644
--- a/src/util/memory.rs
+++ b/src/util/memory.rs
@@ -465,7 +465,7 @@ pub(crate) fn get_system_total_memory() -> u64 {
     // `Options`.  If we only load memory-related components on start-up, it should only take <1ms
     // to initialize the `System` instance.
     let sys = System::new_with_specifics(
-        RefreshKind::new().with_memory(MemoryRefreshKind::new().with_ram()),
+        RefreshKind::nothing().with_memory(MemoryRefreshKind::nothing().with_ram()),
     );
     sys.total_memory()
 }