diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 8b6725b71..e7d233ec9 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -12,9 +12,9 @@ env:
 
 on:
   pull_request:
-    branches: [ "master" ]
+    branches: [ "master", "status" ]
   push:
-    branches: [ "master" ]
+    branches: [ "master", "status" ]
 
 jobs:
   build:
@@ -31,6 +31,12 @@ jobs:
     #  run: cargo test --no-run
     #- name: Run tests
     #  run: cargo test
+    - name: Ensure Miri is installed
+      run: rustup component add miri
     - name: Build
       run: cargo build
-
+    # Need to fix ibig tests first.
+    # - name: Build
+    #   run: cargo test
+    # - name: Build
+    #   run: cargo miri test
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index 9a5d38572..c6044c425 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -3,4 +3,4 @@
 # If we need to change to nightly please
 # note the reason why in this comment.
 # channel = "1.77.0"
-channel = "nightly-2024-04-19"
+channel = "nightly-2024-12-01"
diff --git a/rust/assert_no_alloc/src/lib.rs b/rust/assert_no_alloc/src/lib.rs
index 4e9d5c7f3..66b8f639c 100644
--- a/rust/assert_no_alloc/src/lib.rs
+++ b/rust/assert_no_alloc/src/lib.rs
@@ -173,6 +173,7 @@ pub struct AllocDisabler;
 
 #[cfg(not(all(feature = "disable_release", not(debug_assertions))))] // if not disabled
 impl AllocDisabler {
+    #[allow(unused_variables)]
     fn check(&self, layout: Layout) {
         let forbid_count = ALLOC_FORBID_COUNT.with(|f| f.get());
         let permit_count = ALLOC_PERMIT_COUNT.with(|p| p.get());
diff --git a/rust/sword/benches/cue_pill.rs b/rust/sword/benches/cue_pill.rs
index 6553dc97f..9460860be 100644
--- a/rust/sword/benches/cue_pill.rs
+++ b/rust/sword/benches/cue_pill.rs
@@ -15,7 +15,7 @@ fn main() -> io::Result<()> {
     let in_len = f.metadata()?.len();
     let mut stack = NockStack::new(1 << 10 << 10 << 10, 0);
     let jammed_input = unsafe {
-        let in_map = memmap::Mmap::map(&f)?;
+        let in_map = memmap2::Mmap::map(&f)?;
         let word_len = (in_len + 7) >> 3;
         let (mut atom, dest) = IndirectAtom::new_raw_mut(&mut stack, word_len as usize);
         write_bytes(dest.add(word_len as usize - 1), 0, 8);
@@ -61,7 +61,7 @@ fn main() -> io::Result<()> {
         .open(output_filename)?;
     f_out.set_len((jammed_output.size() << 3) as u64)?;
     unsafe {
-        let mut out_map = memmap::MmapMut::map_mut(&f_out)?;
+        let mut out_map = memmap2::MmapMut::map_mut(&f_out)?;
         copy_nonoverlapping(
             jammed_output.data_pointer() as *mut u8,
             out_map.as_mut_ptr(),