diff --git a/deepdiff/diff.py b/deepdiff/diff.py
index 988e4cd7..0f808d85 100755
--- a/deepdiff/diff.py
+++ b/deepdiff/diff.py
@@ -1366,7 +1366,7 @@ def _diff_numpy_array(self, level, parents_ids=frozenset(), local_tree=None):
         if not self.ignore_order_func(level):
             # fast checks
             if self.significant_digits is None:
-                if np.array_equal(level.t1, level.t2):
+                if np.array_equal(level.t1, level.t2, equal_nan=self.ignore_nan_inequality):
                     return  # all good
             else:
                 try: