diff --git a/crates/hir-ty/src/layout/tests.rs b/crates/hir-ty/src/layout/tests.rs
index 4d3896660b..8b74b7328b 100644
--- a/crates/hir-ty/src/layout/tests.rs
+++ b/crates/hir-ty/src/layout/tests.rs
@@ -342,7 +342,7 @@ fn simd_types() {
     check_size_and_align(
         r#"
             #[repr(simd)]
-            struct SimdType(i64, i64);
+            struct SimdType([i64; 2]);
             struct Goal(SimdType);
         "#,
         "",