diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index bd3d02f8..b1ec2a09 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,7 +8,7 @@ on:
     branches: [ master ]
 
 jobs:
-  build-test:
+  lint:
     runs-on: ubuntu-latest
 
     steps:
diff --git a/libkernel/src/fs/filesystems/fat32/fat.rs b/libkernel/src/fs/filesystems/fat32/fat.rs
index 03c670d6..e98612a3 100644
--- a/libkernel/src/fs/filesystems/fat32/fat.rs
+++ b/libkernel/src/fs/filesystems/fat32/fat.rs
@@ -89,8 +89,10 @@ impl Fat {
             dev.read_at(bpb.sector_offset(sec), &mut buf).await?;
 
             fat.extend(
-                buf.chunks_exact(4)
-                    .map(|chunk| u32::from_le_bytes(chunk.try_into().unwrap()))
+                buf.as_chunks::<4>()
+                    .0
+                    .iter()
+                    .map(|chunk| u32::from_le_bytes(*chunk))
                     .map(|v| v.into()),
             );
         }
diff --git a/src/main.rs b/src/main.rs
index b41c707d..36422704 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -2,7 +2,6 @@
 #![no_main]
 #![feature(used_with_arg)]
 #![feature(likely_unlikely)]
-#![feature(box_as_ptr)]
 #![allow(internal_features)]
 #![cfg_attr(test, feature(core_intrinsics))]
 #![feature(custom_test_frameworks)]
diff --git a/src/testing/mod.rs b/src/testing/mod.rs
index 229f325a..540b2fcf 100644
--- a/src/testing/mod.rs
+++ b/src/testing/mod.rs
@@ -84,9 +84,8 @@ macro_rules! ktest_impl {
                         )
                     };
                     match result {
-                        0 => crate::testing::TestResult::Ok,
-                        1 => crate::testing::TestResult::Failed,
-                        _ => unreachable!("catch_unwind should only return 0 or 1"),
+                        false => crate::testing::TestResult::Ok,
+                        true => crate::testing::TestResult::Failed,
                     }
                 },
             };