diff --git a/components/style/properties/data.py b/components/style/properties/data.py
index d323243312d..5e7567562cf 100644
--- a/components/style/properties/data.py
+++ b/components/style/properties/data.py
@@ -304,6 +304,9 @@ class Longhand(object):
                 "FontStyle",
                 "FontStyleAdjust",
                 "FontSynthesis",
+                "FontVariantEastAsian",
+                "FontVariantLigatures",
+                "FontVariantNumeric",
                 "FontWeight",
                 "GreaterThanOrEqualToOneNumber",
                 "GridAutoFlow",
@@ -327,6 +330,7 @@ class Longhand(object):
                 "ScrollSnapType",
                 "TextAlign",
                 "TextDecorationLine",
+                "TextEmphasisPosition",
                 "TouchAction",
                 "TransformStyle",
                 "XSpan",
diff --git a/components/style/values/specified/font.rs b/components/style/values/specified/font.rs
index f26f5ab74a6..8d8355821e8 100644
--- a/components/style/values/specified/font.rs
+++ b/components/style/values/specified/font.rs
@@ -1359,7 +1359,7 @@ impl VariantEastAsian {
 impl_gecko_keyword_conversions!(VariantEastAsian, u16);
 
 #[cfg_attr(feature = "gecko", derive(MallocSizeOf))]
-#[derive(Clone, Debug, PartialEq, SpecifiedValueInfo, ToCss)]
+#[derive(Clone, Copy, Debug, PartialEq, SpecifiedValueInfo, ToCss)]
 /// Allows control of glyph substitution and sizing in East Asian text.
 pub enum FontVariantEastAsian {
     /// Value variant with `variant-east-asian`
@@ -1570,7 +1570,7 @@ impl VariantLigatures {
 impl_gecko_keyword_conversions!(VariantLigatures, u16);
 
 #[cfg_attr(feature = "gecko", derive(MallocSizeOf))]
-#[derive(Clone, Debug, PartialEq, SpecifiedValueInfo, ToCss)]
+#[derive(Clone, Copy, Debug, PartialEq, SpecifiedValueInfo, ToCss)]
 /// Ligatures and contextual forms are ways of combining glyphs
 /// to produce more harmonized forms
 pub enum FontVariantLigatures {
@@ -1786,7 +1786,7 @@ impl VariantNumeric {
 impl_gecko_keyword_conversions!(VariantNumeric, u8);
 
 #[cfg_attr(feature = "gecko", derive(MallocSizeOf))]
-#[derive(Clone, Debug, PartialEq, SpecifiedValueInfo, ToCss)]
+#[derive(Clone, Copy, Debug, PartialEq, SpecifiedValueInfo, ToCss)]
 /// Specifies control over numerical forms.
 pub enum FontVariantNumeric {
     /// Value variant with `variant-numeric`
diff --git a/components/style/values/specified/text.rs b/components/style/values/specified/text.rs
index ef0e66672d0..ae01040e45f 100644
--- a/components/style/values/specified/text.rs
+++ b/components/style/values/specified/text.rs
@@ -744,7 +744,7 @@ pub enum TextEmphasisVerticalWritingModeValue {
 }
 
 /// Specified value of `text-emphasis-position` property.
-#[derive(Clone, Debug, MallocSizeOf, PartialEq, SpecifiedValueInfo,
+#[derive(Clone, Copy, Debug, MallocSizeOf, PartialEq, SpecifiedValueInfo,
          ToComputedValue, ToCss)]
 pub struct TextEmphasisPosition(
     pub TextEmphasisHorizontalWritingModeValue,