diff --git a/components/style/properties/properties.mako.rs b/components/style/properties/properties.mako.rs
index f24d9b91f39..f4d303f9eb8 100644
--- a/components/style/properties/properties.mako.rs
+++ b/components/style/properties/properties.mako.rs
@@ -2534,7 +2534,8 @@ impl PropertyDeclaration {
     }
 }
 
-type SubpropertiesVec<T> = ArrayVec<T, ${max(len(s.sub_properties) for s in data.shorthands_except_all()) \
+type SubpropertiesVec<T> = ArrayVec<T, ${max(len(s.sub_properties) \
+    for s in data.shorthands_except_all()) \
           if data.shorthands_except_all() else 0}>;
 
 /// A stack-allocated vector of `PropertyDeclaration`
diff --git a/components/webgpu/lib.rs b/components/webgpu/lib.rs
index 1103920cb8f..2e510a6c6ec 100644
--- a/components/webgpu/lib.rs
+++ b/components/webgpu/lib.rs
@@ -755,10 +755,12 @@ impl<'a> WGPU<'a> {
                                 size: Size2D::new(width, height),
                                 unassigned_buffer_ids: buffer_ids,
                                 available_buffer_ids: ArrayVec::<
-                                    id::BufferId, PRESENTATION_BUFFER_COUNT,
+                                    id::BufferId,
+                                    PRESENTATION_BUFFER_COUNT,
                                 >::new(),
                                 queued_buffer_ids: ArrayVec::<
-                                    id::BufferId, PRESENTATION_BUFFER_COUNT,
+                                    id::BufferId,
+                                    PRESENTATION_BUFFER_COUNT,
                                 >::new(),
                                 buffer_stride,
                                 image_key,