2 files changed, 6 insertions, 7 deletions
diff --git a/src/library/math/mod.rs b/src/library/math/mod.rs
index 81593c4f..ed98ab1c 100644
--- a/src/library/math/mod.rs
+++ b/src/library/math/mod.rs
@@ -28,7 +28,7 @@ impl MathNode {
     #[property(resolve, shorthand(around))]
     pub const BELOW: Option<BlockSpacing> = Some(Ratio::one().into());
 
-    fn construct(_: &mut Machine, args: &mut Args) -> TypResult<Content> {
+    fn construct(_: &mut Vm, args: &mut Args) -> TypResult<Content> {
         Ok(Content::show(Self {
             formula: args.expect("formula")?,
             display: args.named("display")?.unwrap_or(false),
@@ -48,7 +48,7 @@ impl Show for MathNode {
         }
     }
 
-    fn realize(&self, _: &mut Context, styles: StyleChain) -> TypResult<Content> {
+    fn realize(&self, _: &dyn World, styles: StyleChain) -> TypResult<Content> {
         let node = self::rex::RexNode {
             tex: self.formula.clone(),
             display: self.display,
@@ -64,7 +64,7 @@ impl Show for MathNode {
 
     fn finalize(
         &self,
-        _: &mut Context,
+        _: &dyn World,
         styles: StyleChain,
         mut realized: Content,
     ) -> TypResult<Content> {
diff --git a/src/library/math/rex.rs b/src/library/math/rex.rs
index 0116b4b2..7bfdeb7a 100644
--- a/src/library/math/rex.rs
+++ b/src/library/math/rex.rs
@@ -22,17 +22,16 @@ pub struct RexNode {
 impl Layout for RexNode {
     fn layout(
         &self,
-        ctx: &mut Context,
+        world: &dyn World,
         _: &Regions,
         styles: StyleChain,
     ) -> TypResult<Vec<Frame>> {
         // Load the font.
         let span = self.tex.span;
-        let font = ctx
-            .loader
+        let font = world
             .book()
             .select(self.family.as_str(), variant(styles))
-            .and_then(|id| ctx.loader.font(id).ok())
+            .and_then(|id| world.font(id).ok())
             .ok_or("failed to find math font")
             .at(span)?;