2 files changed, 6 insertions, 2 deletions
diff --git a/library/src/text/mod.rs b/library/src/text/mod.rs
index c12a61cb..45808310 100644
--- a/library/src/text/mod.rs
+++ b/library/src/text/mod.rs
@@ -414,13 +414,15 @@ impl Fold for FontFeatures {
 #[derive(Debug, Hash)]
 pub struct SpaceNode;
 
-#[node(Behave)]
+#[node(Unlabellable, Behave)]
 impl SpaceNode {
     fn construct(_: &mut Vm, _: &mut Args) -> SourceResult<Content> {
         Ok(Self.pack())
     }
 }
 
+impl Unlabellable for SpaceNode {}
+
 impl Behave for SpaceNode {
     fn behaviour(&self) -> Behaviour {
         Behaviour::Weak(2)
diff --git a/library/src/text/par.rs b/library/src/text/par.rs
index 6551ae9c..37d5e396 100644
--- a/library/src/text/par.rs
+++ b/library/src/text/par.rs
@@ -117,13 +117,15 @@ castable! {
 #[derive(Debug, Hash)]
 pub struct ParbreakNode;
 
-#[node]
+#[node(Unlabellable)]
 impl ParbreakNode {
     fn construct(_: &mut Vm, _: &mut Args) -> SourceResult<Content> {
         Ok(Self.pack())
     }
 }
 
+impl Unlabellable for ParbreakNode {}
+
 /// Repeats content to fill a line.
 #[derive(Debug, Hash)]
 pub struct RepeatNode(pub Content);