diff --git a/src/shape.rs b/src/shape.rs
index c98d78e..21752cb 100644
--- a/src/shape.rs
+++ b/src/shape.rs
@@ -145,22 +145,22 @@ fn shape_fallback(
     let mut features = Vec::new();
     features.push(rustybuzz::Feature::new(
         rustybuzz::ttf_parser::Tag::from_bytes(b"kern"),
-        if attrs.font_features.kerning { 1 } else { 0 },
+        attrs.font_features.kerning as u32,
         0..usize::MAX,
     ));
     features.push(rustybuzz::Feature::new(
         rustybuzz::ttf_parser::Tag::from_bytes(b"liga"),
-        if attrs.font_features.standard_ligatures { 1 } else { 0 },
+        attrs.font_features.standard_ligatures as u32,
         0..usize::MAX,
     ));
     features.push(rustybuzz::Feature::new(
         rustybuzz::ttf_parser::Tag::from_bytes(b"clig"),
-        if attrs.font_features.contextual_ligatures { 1 } else { 0 },
+        attrs.font_features.contextual_ligatures as u32,
         0..usize::MAX,
     ));
     features.push(rustybuzz::Feature::new(
         rustybuzz::ttf_parser::Tag::from_bytes(b"dlig"),
-        if attrs.font_features.discretionary_ligatures { 1 } else { 0 },
+        attrs.font_features.discretionary_ligatures as u32,
         0..usize::MAX,
     ));