diff --git a/Tests/images/12bit.MM.cropped.tif b/Tests/images/16bit.MM.cropped.tif
similarity index 100%
rename from Tests/images/12bit.MM.cropped.tif
rename to Tests/images/16bit.MM.cropped.tif
diff --git a/Tests/images/12bit.MM.deflate.tif b/Tests/images/16bit.MM.deflate.tif
similarity index 100%
rename from Tests/images/12bit.MM.deflate.tif
rename to Tests/images/16bit.MM.deflate.tif
diff --git a/Tests/images/12bit.cropped.tif b/Tests/images/16bit.cropped.tif
similarity index 100%
rename from Tests/images/12bit.cropped.tif
rename to Tests/images/16bit.cropped.tif
diff --git a/Tests/images/12bit.deflate.tif b/Tests/images/16bit.deflate.tif
similarity index 100%
rename from Tests/images/12bit.deflate.tif
rename to Tests/images/16bit.deflate.tif
diff --git a/Tests/test_file_libtiff.py b/Tests/test_file_libtiff.py
index 19626c1da..ce61476b3 100644
--- a/Tests/test_file_libtiff.py
+++ b/Tests/test_file_libtiff.py
@@ -118,7 +118,7 @@ def test_g3_compression():
     assert_image_equal(reread, i)
     
 def test_little_endian():
-    im = Image.open('Tests/images/12bit.deflate.tif')
+    im = Image.open('Tests/images/16bit.deflate.tif')
     assert_equal(im.getpixel((0,0)), 480)
     assert_equal(im.mode, 'I;16')
 
@@ -143,7 +143,7 @@ def test_little_endian():
     # on big endian, we'll get back mode = 'I;16B' here. 
     
 def test_big_endian():
-    im = Image.open('Tests/images/12bit.MM.deflate.tif')
+    im = Image.open('Tests/images/16bit.MM.deflate.tif')
 
     assert_equal(im.getpixel((0,0)), 480)
     assert_equal(im.mode, 'I;16B')
diff --git a/Tests/test_file_tiff.py b/Tests/test_file_tiff.py
index 88c1aa8fd..28c550267 100644
--- a/Tests/test_file_tiff.py
+++ b/Tests/test_file_tiff.py
@@ -74,7 +74,7 @@ def test_xyres_tiff():
 
 
 def test_little_endian():
-	im = Image.open('Tests/images/12bit.cropped.tif')
+	im = Image.open('Tests/images/16bit.cropped.tif')
 	assert_equal(im.getpixel((0,0)), 480)
 	assert_equal(im.mode, 'I;16')
 
@@ -89,7 +89,7 @@ def test_little_endian():
 		
 
 def test_big_endian():
-	im = Image.open('Tests/images/12bit.MM.cropped.tif')
+	im = Image.open('Tests/images/16bit.MM.cropped.tif')
 	assert_equal(im.getpixel((0,0)), 480)
 	assert_equal(im.mode, 'I;16B')
 
diff --git a/Tests/test_image_convert.py b/Tests/test_image_convert.py
index 547246c8b..fd3d39bc5 100644
--- a/Tests/test_image_convert.py
+++ b/Tests/test_image_convert.py
@@ -38,12 +38,12 @@ def test_8bit():
     im = Image.open('Images/lena.jpg')
     _test_float_conversion(im.convert('L'))
 
-def test_12bit():
-    im = Image.open('Tests/images/12bit.cropped.tif')
+def test_16bit():
+    im = Image.open('Tests/images/16bit.cropped.tif')
     _test_float_conversion(im)
 
-def test_12bit_workaround():
-    im = Image.open('Tests/images/12bit.cropped.tif')
+def test_16bit_workaround():
+    im = Image.open('Tests/images/16bit.cropped.tif')
     _test_float_conversion(im.convert('I'))
     
 
diff --git a/Tests/test_numpy.py b/Tests/test_numpy.py
index 61b3cf480..7c7003179 100644
--- a/Tests/test_numpy.py
+++ b/Tests/test_numpy.py
@@ -75,7 +75,7 @@ def _test_img_equals_nparray(img, np):
 
 
 def test_16bit():
-    img = Image.open('Tests/images/12bit.cropped.tif')
+    img = Image.open('Tests/images/16bit.cropped.tif')
     np_img = numpy.array(img)
     _test_img_equals_nparray(img, np_img)
     assert_equal(np_img.dtype, numpy.dtype('<u2'))