diff --git a/library/stdarch/crates/core_arch/src/wasm32/simd128.rs b/library/stdarch/crates/core_arch/src/wasm32/simd128.rs
index 8812245b7942..83214df4fef9 100644
--- a/library/stdarch/crates/core_arch/src/wasm32/simd128.rs
+++ b/library/stdarch/crates/core_arch/src/wasm32/simd128.rs
@@ -4344,7 +4344,9 @@ mod tests {
         };
         assert_eq!(
             bytes,
-            [-1, -2, -3, -4, -5, -6, -7, -8, -9, -10, -11, -12, -13, -14, -15, -16]
+            [
+                -1, -2, -3, -4, -5, -6, -7, -8, -9, -10, -11, -12, -13, -14, -15, -16
+            ]
         );
     }