diff --git a/components/style/properties/gecko.mako.rs b/components/style/properties/gecko.mako.rs
index 7e910c638bb..b82c1d94aec 100644
--- a/components/style/properties/gecko.mako.rs
+++ b/components/style/properties/gecko.mako.rs
@@ -3303,6 +3303,17 @@ fn static_assert() {
         unsafe { self.gecko.mQuotes.set(&other.gecko.mQuotes); }
     }
 
+    pub fn clone_quotes(&self) -> longhands::quotes::computed_value::T {
+        unsafe {
+            let ref gecko_quote_values = *self.gecko.mQuotes.mRawPtr;
+            longhands::quotes::computed_value::T(
+                gecko_quote_values.mQuotePairs.iter().map(|gecko_pair| {
+                    (gecko_pair.first.to_string(), gecko_pair.second.to_string())
+                }).collect()
+            )
+        }
+    }
+
     #[allow(non_snake_case)]
     pub fn set__moz_image_region(&mut self, v: longhands::_moz_image_region::computed_value::T) {
         use values::Either;
diff --git a/components/style/properties/longhand/list.mako.rs b/components/style/properties/longhand/list.mako.rs
index a578b619c0f..6c7e8251df7 100644
--- a/components/style/properties/longhand/list.mako.rs
+++ b/components/style/properties/longhand/list.mako.rs
@@ -142,7 +142,7 @@ ${helpers.single_keyword("list-style-position", "outside inside", animation_valu
     }
 </%helpers:longhand>
 
-<%helpers:longhand name="quotes" animation_value_type="none"
+<%helpers:longhand name="quotes" animation_value_type="discrete"
                    spec="https://drafts.csswg.org/css-content/#propdef-quotes">
     use cssparser::serialize_string;
     use std::fmt;