diff --git a/Tests/test_file_gimppalette.py b/Tests/test_file_gimppalette.py
index 2d6353f25..f7913ff81 100644
--- a/Tests/test_file_gimppalette.py
+++ b/Tests/test_file_gimppalette.py
@@ -59,12 +59,3 @@ def test_get_palette():
         expected_palette += bytes(color)
     assert palette == expected_palette
     assert mode == "RGB"
-
-
-def test_n_colors():
-    # Arrange
-    with open("Tests/images/custom_gimp_palette.gpl", "rb") as fp:
-        palette_file = GimpPaletteFile(fp)
-
-    palette, _ = palette_file.getpalette()
-    assert len(palette) == 24