diff --git a/components/devtools/actors/inspector/page_style.rs b/components/devtools/actors/inspector/page_style.rs
index 3d93d25879b..a6d6e9c3be9 100644
--- a/components/devtools/actors/inspector/page_style.rs
+++ b/components/devtools/actors/inspector/page_style.rs
@@ -151,7 +151,7 @@ impl PageStyleActor {
         )
         .unwrap_or_default()
         .into_iter()
-        .filter_map(|node| {
+        .flat_map(|node| {
             let inherited = (node.actor != target).then(|| node.actor.clone());
             let node_actor = registry.find::<NodeActor>(&node.actor);
 
@@ -207,9 +207,8 @@ impl PageStyleActor {
                             inherited: inherited.clone(),
                         })
                     });
-            Some(entries)
+            entries
         })
-        .flatten()
         .collect();
         let msg = GetAppliedReply {
             entries,