diff --git a/components/layout_2020/query.rs b/components/layout_2020/query.rs
index 4b895025e11..704dad8db56 100644
--- a/components/layout_2020/query.rs
+++ b/components/layout_2020/query.rs
@@ -21,13 +21,14 @@ use script_layout_interface::wrapper_traits::{
 };
 use script_traits::LayoutMsg as ConstellationMsg;
 use script_traits::UntrustedNodeAddress;
+use servo_arc::Arc as ServoArc;
 use std::collections::HashMap;
 use std::sync::{Arc, Mutex};
 use style::computed_values::position::T as Position;
 use style::context::{StyleContext, ThreadLocalStyleContext};
 use style::dom::OpaqueNode;
 use style::dom::TElement;
-use style::properties::{LonghandId, PropertyDeclarationId, PropertyId};
+use style::properties::{ComputedValues, LonghandId, PropertyDeclarationId, PropertyId};
 use style::selector_parser::PseudoElement;
 use style::stylist::RuleInclusion;
 use style::traversal::resolve_style;
@@ -139,6 +140,10 @@ impl LayoutRPC for LayoutRPCImpl {
         ResolvedStyleResponse(rw_data.resolved_style_response.clone())
     }
 
+    fn parsed_font(&self) -> Option<ServoArc<ComputedValues>> {
+        unimplemented!()
+    }
+
     fn offset_parent(&self) -> OffsetParentResponse {
         let &LayoutRPCImpl(ref rw_data) = self;
         let rw_data = rw_data.lock().unwrap();
diff --git a/components/layout_thread_2020/lib.rs b/components/layout_thread_2020/lib.rs
index a11160ee11f..ae154e0dd4d 100644
--- a/components/layout_thread_2020/lib.rs
+++ b/components/layout_thread_2020/lib.rs
@@ -914,6 +914,7 @@ impl LayoutThread {
                         &QueryMsg::ResolvedStyleQuery(_, _, _) => {
                             rw_data.resolved_style_response = String::new();
                         },
+                        &QueryMsg::ParseFontQuery(_, _, _) => unimplemented!(),
                         &QueryMsg::OffsetParentQuery(_) => {
                             rw_data.offset_parent_response = OffsetParentResponse::empty();
                         },
@@ -1206,6 +1207,7 @@ impl LayoutThread {
                         fragment_tree,
                     );
                 },
+                &QueryMsg::ParseFontQuery(_, _, _) => unimplemented!(),
                 &QueryMsg::OffsetParentQuery(node) => {
                     rw_data.offset_parent_response = process_offset_parent_query(node);
                 },
@@ -1242,7 +1244,6 @@ impl LayoutThread {
                     //            builder in order to support query iframe sizing.
                     rw_data.inner_window_dimensions_response = None;
                 },
-                &QueryMsg::ParseFontQuery(_, _) => unimplemented!(),
             },
             ReflowGoal::Full | ReflowGoal::TickAnimations => {},
         }