diff --git a/components/fonts/platform/windows/font.rs b/components/fonts/platform/windows/font.rs
index 2f1bb9c524a..529ac67c910 100644
--- a/components/fonts/platform/windows/font.rs
+++ b/components/fonts/platform/windows/font.rs
@@ -272,7 +272,7 @@ impl PlatformFontMethods for PlatformFont {
     }
 
     fn webrender_font_instance_flags(&self) -> FontInstanceFlags {
-        FontInstanceFlags::empty()
+        FontInstanceFlags::SUBPIXEL_POSITION
     }
 
     fn typographic_bounds(&self, glyph_id: GlyphId) -> Rect<f32> {