diff --git a/pathtracer/src/render/mesh.rs b/pathtracer/src/render/mesh.rs
index 9f9295d..6c41ae3 100644
--- a/pathtracer/src/render/mesh.rs
+++ b/pathtracer/src/render/mesh.rs
@@ -27,9 +27,9 @@ pub struct Mesh {
 #[derive(Debug, PartialEq, Deserialize)]
 pub(crate) struct Wavefront {
     pub obj_file: PathBuf,
-    #[serde(default = "crate::serialize::vector::zeros")]
+    #[serde(default = "nalgebra::zero")]
     translation: Vector,
-    #[serde(default = "crate::serialize::vector::zeros")]
+    #[serde(default = "nalgebra::zero")]
     rotation: Vector,
     #[serde(default = "crate::serialize::coefficient::default_identity")]
     scale: f32,
diff --git a/pathtracer/src/serialize/vector.rs b/pathtracer/src/serialize/vector.rs
index 8d02fea..7ffc605 100644
--- a/pathtracer/src/serialize/vector.rs
+++ b/pathtracer/src/serialize/vector.rs
@@ -14,8 +14,3 @@ where
     let v: Vector = Deserialize::deserialize(deserializer)?;
     Ok(Unit::new_normalize(v))
 }
-
-/// Return a vector containing all zeros.
-pub fn zeros() -> Vector {
-    Vector::new(0., 0., 0.)
-}