diff --git a/Tests/test_box_blur.py b/Tests/test_box_blur.py
index 622b842d0..2787dfc0d 100644
--- a/Tests/test_box_blur.py
+++ b/Tests/test_box_blur.py
@@ -1,6 +1,6 @@
 from helper import unittest, PillowTestCase
 
-from PIL import Image, ImageOps
+from PIL import Image, ImageFilter
 
 
 sample = Image.new("L", (7, 5))
@@ -16,7 +16,7 @@ sample.putdata(sum([
 class TestBoxBlurApi(PillowTestCase):
 
     def test_imageops_box_blur(self):
-        i = ImageOps.box_blur(sample, 1)
+        i = sample.filter(ImageFilter.BoxBlur(1))
         self.assertEqual(i.mode, sample.mode)
         self.assertEqual(i.size, sample.size)
         self.assertIsInstance(i, Image.Image)
diff --git a/Tests/test_imageops_usm.py b/Tests/test_imageops_usm.py
index 3fb021fe7..2666d3482 100644
--- a/Tests/test_imageops_usm.py
+++ b/Tests/test_imageops_usm.py
@@ -17,6 +17,11 @@ class TestImageOpsUsm(PillowTestCase):
         self.assertEqual(i.mode, "RGB")
         self.assertEqual(i.size, (128, 128))
 
+        i = self.assert_warning(DeprecationWarning,
+            ImageOps.box_blur, im, 1)
+        self.assertEqual(i.mode, "RGB")
+        self.assertEqual(i.size, (128, 128))
+
         i = self.assert_warning(DeprecationWarning,
             ImageOps.gblur, im, 2.0)
         self.assertEqual(i.mode, "RGB")