diff --git a/lib/Cargo.toml b/lib/Cargo.toml
index 6abaf1c..8484669 100644
--- a/lib/Cargo.toml
+++ b/lib/Cargo.toml
@@ -12,7 +12,7 @@ keywords = ["gis", "geo", "geography", "geospatial"]
 [dependencies]
 geo-types = { version = "0.6.0", default-features = false }
 num-traits = "0.2"
-robust = "0.1"
+robust = "0.2"
 float_next_after = "0.1"
 
 [dev-dependencies]
diff --git a/lib/src/boolean/signed_area.rs b/lib/src/boolean/signed_area.rs
index eb29a88..75e7159 100644
--- a/lib/src/boolean/signed_area.rs
+++ b/lib/src/boolean/signed_area.rs
@@ -3,13 +3,13 @@ use geo_types::Coordinate;
 use robust::{orient2d, Coord};
 
 #[inline]
-pub fn coordinate_to_robust<F>(p: Coordinate<F>) -> Coord
+pub fn coordinate_to_robust<F>(p: Coordinate<F>) -> Coord<F>
 where
     F: Float,
 {
     Coord {
-        x: p.x.into(),
-        y: p.y.into(),
+        x: p.x,
+        y: p.y,
     }
 }