diff --git a/components/script/dom/htmlinputelement.rs b/components/script/dom/htmlinputelement.rs
index 3ad69ef0918..16537b2478e 100644
--- a/components/script/dom/htmlinputelement.rs
+++ b/components/script/dom/htmlinputelement.rs
@@ -248,7 +248,7 @@ pub struct HTMLInputElement {
     size: Cell<u32>,
     maxlength: Cell<i32>,
     minlength: Cell<i32>,
-    #[ignore_malloc_size_of = "#7193"]
+    #[ignore_malloc_size_of = "TextInput contains an IPCSender which cannot be measured"]
     #[no_trace]
     textinput: DomRefCell<TextInput<ScriptToConstellationChan>>,
     // https://html.spec.whatwg.org/multipage/#concept-input-value-dirty-flag
diff --git a/components/script/dom/htmltextareaelement.rs b/components/script/dom/htmltextareaelement.rs
index 5505c5ced08..49e0cd204d5 100644
--- a/components/script/dom/htmltextareaelement.rs
+++ b/components/script/dom/htmltextareaelement.rs
@@ -50,7 +50,7 @@ use crate::textinput::{
 #[dom_struct]
 pub struct HTMLTextAreaElement {
     htmlelement: HTMLElement,
-    #[ignore_malloc_size_of = "#7193"]
+    #[ignore_malloc_size_of = "TextInput contains an IPCSender which cannot be measured"]
     #[no_trace]
     textinput: DomRefCell<TextInput<ScriptToConstellationChan>>,
     placeholder: DomRefCell<DOMString>,