diff --git a/src/apps/ocioview/ocioview/utils.py b/src/apps/ocioview/ocioview/utils.py
index 2616c457e5..66c43bd583 100644
--- a/src/apps/ocioview/ocioview/utils.py
+++ b/src/apps/ocioview/ocioview/utils.py
@@ -322,7 +322,7 @@ def color_space_to_rgb_colourspace(color_space: str) -> RGB_Colourspace | None:
         color_space,
         XYZ_to_xy(XYZ),
         XYZ_to_xy(XYZ_w),
-        f"{color_space}",
+        color_space,
         use_derived_matrix_RGB_to_XYZ=True,
         use_derived_matrix_XYZ_to_RGB=True,
     )