diff --git a/openpype/plugins/load/open_djv.py b/openpype/plugins/load/open_djv.py
index 5bb7a6aaa5..9c36e7f405 100644
--- a/openpype/plugins/load/open_djv.py
+++ b/openpype/plugins/load/open_djv.py
@@ -20,12 +20,12 @@ class OpenInDJV(load.LoaderPlugin):
     djv_list = existing_djv_path()
     families = ["*"] if djv_list else []
     representations = ["*"]
-    extensions = [
+    extensions = {
         "cin", "dpx", "avi", "dv", "gif", "flv", "mkv", "mov", "mpg", "mpeg",
         "mp4", "m4v", "mxf", "iff", "z", "ifl", "jpeg", "jpg", "jfif", "lut",
         "1dl", "exr", "pic", "png", "ppm", "pnm", "pgm", "pbm", "rla", "rpf",
         "sgi", "rgba", "rgb", "bw", "tga", "tiff", "tif", "img", "h264",
-    ]
+    }
 
     label = "Open in DJV"
     order = -10