diff --git a/nodes/list_mutators/unique_items.py b/nodes/list_mutators/unique_items.py
index b76bee29e9266f36b8cc351e554b08ce00c23597..814123d896bd5599c7d4238c8775be23fe6d70db 100644
--- a/nodes/list_mutators/unique_items.py
+++ b/nodes/list_mutators/unique_items.py
@@ -18,6 +18,7 @@
 
 import bpy
 import numpy as np
+from mathutils import Matrix, Quaternion
 from sverchok.node_tree import SverchCustomTreeNode
 from sverchok.data_structure import updateNode, changable_sockets
 
@@ -31,7 +32,7 @@ def recursive_unique_items(data, level, linked_outputs, output_numpy):
     iterable = isinstance(data[0], (list, tuple, np.ndarray))
     if not level or not iterable:
         np_data = np.array(data)
-        if np_data.dtype == object:
+        if np_data.dtype == object or isinstance(data[0], (Matrix, Quaternion)):
             unique, unique_indices, unique_inverse, unique_count = python_unique(data)
         else:
             unique, unique_indices, unique_inverse, unique_count = numpy_unique(data, linked_outputs, output_numpy)