diff --git a/components/gfx/platform/freetype/android/font_list.rs b/components/gfx/platform/freetype/android/font_list.rs
index 2ff8be5a325..6d5a1ea3061 100644
--- a/components/gfx/platform/freetype/android/font_list.rs
+++ b/components/gfx/platform/freetype/android/font_list.rs
@@ -203,7 +203,7 @@ impl FontList {
     // Only used in the unlikely case where no font xml mapping files are found.
     fn fallback_font_families() -> Vec<FontFamily> {
         let alternatives = [
-            ("san-serif", "Roboto-Regular.ttf"),
+            ("sans-serif", "Roboto-Regular.ttf"),
             ("Droid Sans", "DroidSans.ttf"),
         ];