diff --git a/imops/__version__.py b/imops/__version__.py
index 73f83151..37e9d6dd 100644
--- a/imops/__version__.py
+++ b/imops/__version__.py
@@ -1 +1 @@
-__version__ = '0.8.5'
+__version__ = '0.8.6'
diff --git a/tests/test_interp2d.py b/tests/test_interp2d.py
index 0d2c1276..f2b032a1 100644
--- a/tests/test_interp2d.py
+++ b/tests/test_interp2d.py
@@ -74,6 +74,15 @@ def test_no_values(example):
         Linear2DInterpolator(x_points)(int_points)
 
 
+def test_no_changes_in_values(example):
+    x_points, int_points = example
+    first_values = np.ones((x_points.shape[0], ), dtype=float)
+    second_values = 2.0 * np.ones((x_points.shape[0], ), dtype=float)
+    interpolator = Linear2DInterpolator(x_points, first_values)
+    interpolator(int_points, second_values)
+    assert np.all(interpolator.values == first_values), f'Failed with changes in self.values after __call__'
+
+
 def test_bad_values_dtype(example):
     x_points, int_points = example