diff --git a/kindlecomicconverter/image.py b/kindlecomicconverter/image.py
index 9e7b85b..9df8049 100755
--- a/kindlecomicconverter/image.py
+++ b/kindlecomicconverter/image.py
@@ -20,7 +20,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 import io
 import os
-#import mozjpeg_lossless_optimization
+import mozjpeg_lossless_optimization
 from PIL import Image, ImageOps, ImageStat, ImageChops, ImageFilter
 from .shared import md5Checksum