diff --git a/src/rust/lib.rs b/src/rust/lib.rs
index fdfc4d5..c248edd 100644
--- a/src/rust/lib.rs
+++ b/src/rust/lib.rs
@@ -338,11 +338,11 @@ fn svg_to_bytes(
         background: _background,
         skip_system_fonts: skip_system_fonts.unwrap_or(false),
         fit_to,
-        serif_family:serif_family,
-        sans_serif_family:sans_serif_family,
-        cursive_family:cursive_family,
-        fantasy_family:fantasy_family,
-        monospace_family:monospace_family,
+        serif_family,
+        sans_serif_family,
+        cursive_family,
+        fantasy_family,
+        monospace_family,
         font_files,
         font_dirs,
     };