diff --git a/app/api/tiler.py b/app/api/tiler.py
index 06a12585..7e84bf0c 100644
--- a/app/api/tiler.py
+++ b/app/api/tiler.py
@@ -1,5 +1,4 @@
 import json
-import base64
 import numpy
 import rio_tiler.utils
 from rasterio.enums import ColorInterp