diff --git a/components/style/properties/gecko.mako.rs b/components/style/properties/gecko.mako.rs
index db7824c5f39..74bae028761 100644
--- a/components/style/properties/gecko.mako.rs
+++ b/components/style/properties/gecko.mako.rs
@@ -2641,11 +2641,8 @@ fn static_assert() {
     pub fn set_font_variant_alternates(
         &mut self,
         v: values::computed::font::FontVariantAlternates,
-        device: &Device,
     ) {
         use crate::gecko_bindings::bindings::{Gecko_ClearAlternateValues, Gecko_AppendAlternateValues};
-        use crate::gecko_bindings::bindings::Gecko_nsFont_ResetFontFeatureValuesLookup;
-        use crate::gecko_bindings::bindings::Gecko_nsFont_SetFontFeatureValuesLookup;
         % for value in "normal swash stylistic ornaments annotation styleset character_variant historical".split():
             use crate::gecko_bindings::structs::NS_FONT_VARIANT_ALTERNATES_${value.upper()};
         % endfor
@@ -2657,7 +2654,6 @@ fn static_assert() {
 
         if v.0.is_empty() {
             self.gecko.mFont.variantAlternates = NS_FONT_VARIANT_ALTERNATES_NORMAL as u16;
-            unsafe { Gecko_nsFont_ResetFontFeatureValuesLookup(&mut self.gecko.mFont); }
             return;
         }
 
@@ -2690,10 +2686,6 @@ fn static_assert() {
                 }
             }
         }
-
-        unsafe {
-            Gecko_nsFont_SetFontFeatureValuesLookup(&mut self.gecko.mFont, device.pres_context());
-        }
     }
 
     #[allow(non_snake_case)]
diff --git a/components/style/properties/properties.mako.rs b/components/style/properties/properties.mako.rs
index 727f5293fd5..7e35d318c30 100644
--- a/components/style/properties/properties.mako.rs
+++ b/components/style/properties/properties.mako.rs
@@ -3507,14 +3507,11 @@ impl<'a> StyleBuilder<'a> {
         self.modified_reset = true;
         % endif
 
-        <% props_need_device = ["font_variant_alternates"] %>
         self.${property.style_struct.ident}.mutate()
             .set_${property.ident}(
                 value,
                 % if property.logical:
                 self.writing_mode,
-                % elif product == "gecko" and property.ident in props_need_device:
-                self.device,
                 % endif
             );
     }