diff --git a/pyproject.toml b/pyproject.toml
index f4940d4..5b01708 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -46,7 +46,7 @@ classifiers = [
 ]
 dependencies = [
     "cachetools",
-    "colour-science>=0.4.4",
+    "colour-science>=0.4.5",
     "imageio>=2,<3",
     "numpy>=1.24,<3",
     "opencv-python>=4,<5",