diff --git a/crates/core_simd/src/lane_count.rs b/crates/core_simd/src/lane_count.rs
index 280b27bc9bc6..bbdfd5f5f3ed 100644
--- a/crates/core_simd/src/lane_count.rs
+++ b/crates/core_simd/src/lane_count.rs
@@ -8,7 +8,7 @@ pub struct LaneCount<const N: usize>;
 
 impl<const N: usize> LaneCount<N> {
     /// The number of bytes in a bitmask with this many lanes.
-    pub const BITMASK_LEN: usize = (N + 7) / 8;
+    pub const BITMASK_LEN: usize = N.div_ceil(8);
 }
 
 /// Statically guarantees that a lane count is marked as supported.