diff --git a/crates/typst-layout/src/math/mod.rs b/crates/typst-layout/src/math/mod.rs
index e5a3d94c9..708a4443d 100644
--- a/crates/typst-layout/src/math/mod.rs
+++ b/crates/typst-layout/src/math/mod.rs
@@ -644,7 +644,7 @@ fn layout_h(
 }
 
 /// Lays out a [`ClassElem`].
-#[typst_macros::time(name = "math.op", span = elem.span())]
+#[typst_macros::time(name = "math.class", span = elem.span())]
 fn layout_class(
     elem: &Packed<ClassElem>,
     ctx: &mut MathContext,