diff --git a/src/integrators.rs b/src/integrators.rs
index 451af39..e3f2abe 100644
--- a/src/integrators.rs
+++ b/src/integrators.rs
@@ -1,9 +1,9 @@
 use nalgebra::{convert, RealField, Vector3};
 
-use super::algebra_utils::try_change_of_basis_matrix;
 use super::colour::ColourRgbF;
 use super::raycasting::{IntersectionInfo, Ray};
 use super::sampler::Sampler;
+use super::util::algebra_utils::try_change_of_basis_matrix;
 
 pub trait Integrator<T: RealField> {
     fn integrate(&self, sampler: &Sampler<T>, info: &IntersectionInfo<T>) -> ColourRgbF<T>;
diff --git a/src/lib.rs b/src/lib.rs
index 25eff4e..43b8deb 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,3 @@
-pub mod algebra_utils;
 pub mod camera;
 pub mod colour;
 pub mod image;
diff --git a/src/algebra_utils.rs b/src/util/algebra_utils.rs
similarity index 100%
rename from src/algebra_utils.rs
rename to src/util/algebra_utils.rs
diff --git a/src/util/mod.rs b/src/util/mod.rs
index d3e5cf6..5f68cec 100644
--- a/src/util/mod.rs
+++ b/src/util/mod.rs
@@ -1,5 +1,6 @@
 mod interval;
 pub use interval::Interval;
 
+pub mod algebra_utils;
 pub mod axis_aligned_bounding_box;
 pub mod normalizer;