diff --git a/components/style/values/specified/box.rs b/components/style/values/specified/box.rs
index 02238bf13db..2495cca3d6c 100644
--- a/components/style/values/specified/box.rs
+++ b/components/style/values/specified/box.rs
@@ -418,7 +418,6 @@ pub enum ScrollSnapAlignKeyword {
 
 /// https://drafts.csswg.org/css-scroll-snap-1/#scroll-snap-align
 #[allow(missing_docs)]
-#[cfg_attr(feature = "servo", derive(Deserialize, Serialize))]
 #[derive(Clone, Copy, Debug, Eq, MallocSizeOf, PartialEq, SpecifiedValueInfo, ToComputedValue)]
 #[repr(C)]
 pub struct ScrollSnapAlign {