diff --git a/meta/recipes-devtools/rust/files/rust-oe-selftest.patch b/meta/recipes-devtools/rust/files/rust-oe-selftest.patch
index 0280b1ef8c..14643c6484 100644
--- a/meta/recipes-devtools/rust/files/rust-oe-selftest.patch
+++ b/meta/recipes-devtools/rust/files/rust-oe-selftest.patch
@@ -279,10 +279,10 @@ index 1a9d3d3f12f..0a9cfc48806 100644
  fn test_get_mut_poison() {
      let m = Arc::new(RwLock::new(NonCopy(10)));
      let m2 = m.clone();
-diff --git a/library/std/src/sys/unix/process/process_unix/tests.rs b/library/std/src/sys/unix/process/process_unix/tests.rs
+diff --git a/library/std/src/sys/pal/unix/process/process_unix/tests.rs b/library/std/src/sys/pal/unix/process/process_unix/tests.rs
 index 0a6c6ec19fc..bec257bc630 100644
---- a/library/std/src/sys/unix/process/process_unix/tests.rs
-+++ b/library/std/src/sys/unix/process/process_unix/tests.rs
+--- a/library/std/src/sys/pal/unix/process/process_unix/tests.rs
++++ b/library/std/src/sys/pal/unix/process/process_unix/tests.rs
 @@ -6,6 +6,7 @@
  // safety etc., are tested in tests/ui/process/process-panic-after-fork.rs
 
@@ -343,3 +343,15 @@ index 5d6b9e94ee9..a5aacb2eb87 100644
  fn test_try_panic_any_message_unit_struct() {
      struct Juju;
 
+diff --git a/src/tools/coverage-dump/src/covfun.rs b/src/tools/coverage-dump/src/covfun.rs
+--- a/src/tools/coverage-dump/src/covfun.rs
++++ b/src/tools/coverage-dump/src/covfun.rs
+@@ -219,7 +219,7 @@
+ enum MappingKind {
+     Code(CovTerm),
+     Gap(CovTerm),
+-    Expansion(u32),
++    Expansion(#[allow(dead_code)] u32),
+     Skip,
+     // Using raw identifiers here makes the dump output a little bit nicer
+     // (via the derived Debug), at the expense of making this tool's source