diff --git a/invesalius/constants.py b/invesalius/constants.py
index b4e79f1..70b9f5c 100644
--- a/invesalius/constants.py
+++ b/invesalius/constants.py
@@ -281,7 +281,7 @@ RAYCASTING_FILES = {_("Airways"): "Airways.plist",
 
 
 
-RAYCASTING_TYPES = [filename.split(".")[0] for filename in
+RAYCASTING_TYPES = [_(filename.split(".")[0]) for filename in
                     os.listdir(folder) if
                     os.path.isfile(os.path.join(folder,filename))]
 
--
libgit2 0.21.2