diff --git a/fits2image/conversions.py b/fits2image/conversions.py
index a866f6f..1cf25d4 100644
--- a/fits2image/conversions.py
+++ b/fits2image/conversions.py
@@ -53,7 +53,7 @@ def fits_to_img(path_to_fits, path_to_output, file_type, width=200, height=200,
         scaled_images = [stack_images(scaled_images)]
 
     for idx, im in enumerate(scaled_images):
-        im.thumbnail((width, height), Image.ANTIALIAS)
+        im.thumbnail((width, height), Image.LANCZOS)
         if label_text:
             try:
                 _add_label(im, label_text, label_font)
@@ -96,7 +96,7 @@ def fits_to_zoom_slice_jpg(path_to_fits, path_to_jpg, row=0, col=0, side=200, zl
     x = int(col * step)
     y = int(row * step)
     im = im.crop((x, y, x+step, y+step))
-    im.thumbnail((width, height), Image.ANTIALIAS)
+    im.thumbnail((width, height), Image.LANCZOS)
     if label_text:
         try:
             _add_label(im, label_text, label_font)
diff --git a/setup.py b/setup.py
index bd522d6..3d682a0 100644
--- a/setup.py
+++ b/setup.py
@@ -27,7 +27,7 @@
 
 setup(
     name="fits2image",
-    version="0.4.6",
+    version="0.4.7",
     description=DESCRIPTION,
     long_description=DESCRIPTION,
     author='Jon Nation',